Home / 39,760.38-54,877.02-26,332.20

Finding the Fourth Proportional to 39,760.38, 54,877.02 and 26,332.20

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Solution

The fourth proportional to 39,760.38, 54,877.02 and 26,332.20 is: 36,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,760.38 : 54,877.02 = 26,332.20 : x
  2. Step 2: Convert to fraction form
    39,760.38/54,877.02 = 26,332.20/x
  3. Step 3: Cross multiply
    39,760.38x = 54,877.02 × 26,332.20
  4. Step 4: Simplify right side
    39,760.38x = 1,445,032,666.04
  5. Step 5: Solve for x
    x = 1,445,032,666.04/39,760.38
  6. Step 6: Final answer
    x = 36,343.53

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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.