Home / 29,114.27-43,641.11-19,755.12

Finding the Fourth Proportional to 29,114.27, 43,641.11 and 19,755.12

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Solution

The fourth proportional to 29,114.27, 43,641.11 and 19,755.12 is: 29,612.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,114.27 : 43,641.11 = 19,755.12 : x
  2. Step 2: Convert to fraction form
    29,114.27/43,641.11 = 19,755.12/x
  3. Step 3: Cross multiply
    29,114.27x = 43,641.11 × 19,755.12
  4. Step 4: Simplify right side
    29,114.27x = 862,135,266.21
  5. Step 5: Solve for x
    x = 862,135,266.21/29,114.27
  6. Step 6: Final answer
    x = 29,612.13

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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.