Home / 54,332.40-81,462.15-26,265.90

Finding the Fourth Proportional to 54,332.40, 81,462.15 and 26,265.90

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Solution

The fourth proportional to 54,332.40, 81,462.15 and 26,265.90 is: 39,381.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,332.40 : 81,462.15 = 26,265.90 : x
  2. Step 2: Convert to fraction form
    54,332.40/81,462.15 = 26,265.90/x
  3. Step 3: Cross multiply
    54,332.40x = 81,462.15 × 26,265.90
  4. Step 4: Simplify right side
    54,332.40x = 2,139,676,685.69
  5. Step 5: Solve for x
    x = 2,139,676,685.69/54,332.40
  6. Step 6: Final answer
    x = 39,381.23

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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.