Home / 43,102.04-59,515.26-28,002.20

Finding the Fourth Proportional to 43,102.04, 59,515.26 and 28,002.20

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Solution

The fourth proportional to 43,102.04, 59,515.26 and 28,002.20 is: 38,665.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,102.04 : 59,515.26 = 28,002.20 : x
  2. Step 2: Convert to fraction form
    43,102.04/59,515.26 = 28,002.20/x
  3. Step 3: Cross multiply
    43,102.04x = 59,515.26 × 28,002.20
  4. Step 4: Simplify right side
    43,102.04x = 1,666,558,213.57
  5. Step 5: Solve for x
    x = 1,666,558,213.57/43,102.04
  6. Step 6: Final answer
    x = 38,665.41

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Half scale
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Double scale
Find fourth proportional to 43,103.04, 59,516.64 and 28,003.20
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.