Home / 61,306.38-91,959.78-16,932.15

Finding the Fourth Proportional to 61,306.38, 91,959.78 and 16,932.15

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Solution

The fourth proportional to 61,306.38, 91,959.78 and 16,932.15 is: 25,398.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,306.38 : 91,959.78 = 16,932.15 : x
  2. Step 2: Convert to fraction form
    61,306.38/91,959.78 = 16,932.15/x
  3. Step 3: Cross multiply
    61,306.38x = 91,959.78 × 16,932.15
  4. Step 4: Simplify right side
    61,306.38x = 1,557,076,788.93
  5. Step 5: Solve for x
    x = 1,557,076,788.93/61,306.38
  6. Step 6: Final answer
    x = 25,398.28

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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.