Home / 43,350.98-65,026.47-12,186.23

Finding the Fourth Proportional to 43,350.98, 65,026.47 and 12,186.23

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Solution

The fourth proportional to 43,350.98, 65,026.47 and 12,186.23 is: 18,279.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,350.98 : 65,026.47 = 12,186.23 : x
  2. Step 2: Convert to fraction form
    43,350.98/65,026.47 = 12,186.23/x
  3. Step 3: Cross multiply
    43,350.98x = 65,026.47 × 12,186.23
  4. Step 4: Simplify right side
    43,350.98x = 792,427,296.01
  5. Step 5: Solve for x
    x = 792,427,296.01/43,350.98
  6. Step 6: Final answer
    x = 18,279.34

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.