Home / 39,330.27-54,294.12-25,191.18

Finding the Fourth Proportional to 39,330.27, 54,294.12 and 25,191.18

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Solution

The fourth proportional to 39,330.27, 54,294.12 and 25,191.18 is: 34,775.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,330.27 : 54,294.12 = 25,191.18 : x
  2. Step 2: Convert to fraction form
    39,330.27/54,294.12 = 25,191.18/x
  3. Step 3: Cross multiply
    39,330.27x = 54,294.12 × 25,191.18
  4. Step 4: Simplify right side
    39,330.27x = 1,367,732,949.86
  5. Step 5: Solve for x
    x = 1,367,732,949.86/39,330.27
  6. Step 6: Final answer
    x = 34,775.58

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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.