Home / 32,132.98-47,980.74-28,353.26

Finding the Fourth Proportional to 32,132.98, 47,980.74 and 28,353.26

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Solution

The fourth proportional to 32,132.98, 47,980.74 and 28,353.26 is: 42,336.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,132.98 : 47,980.74 = 28,353.26 : x
  2. Step 2: Convert to fraction form
    32,132.98/47,980.74 = 28,353.26/x
  3. Step 3: Cross multiply
    32,132.98x = 47,980.74 × 28,353.26
  4. Step 4: Simplify right side
    32,132.98x = 1,360,410,396.21
  5. Step 5: Solve for x
    x = 1,360,410,396.21/32,132.98
  6. Step 6: Final answer
    x = 42,336.89

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Find fourth proportional to 16,066.49, 23,990.37 and 14,176.63
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Double scale
Find fourth proportional to 32,133.98, 47,982.23 and 28,354.26
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.