Home / 52,839.77-72,921.15-31,614.95

Finding the Fourth Proportional to 52,839.77, 72,921.15 and 31,614.95

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Solution

The fourth proportional to 52,839.77, 72,921.15 and 31,614.95 is: 43,629.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,839.77 : 72,921.15 = 31,614.95 : x
  2. Step 2: Convert to fraction form
    52,839.77/72,921.15 = 31,614.95/x
  3. Step 3: Cross multiply
    52,839.77x = 72,921.15 × 31,614.95
  4. Step 4: Simplify right side
    52,839.77x = 2,305,398,511.19
  5. Step 5: Solve for x
    x = 2,305,398,511.19/52,839.77
  6. Step 6: Final answer
    x = 43,629.99

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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.