Home / 96,787.58-145,174.19-40,625.42

Finding the Fourth Proportional to 96,787.58, 145,174.19 and 40,625.42

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Solution

The fourth proportional to 96,787.58, 145,174.19 and 40,625.42 is: 60,935.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,787.58 : 145,174.19 = 40,625.42 : x
  2. Step 2: Convert to fraction form
    96,787.58/145,174.19 = 40,625.42/x
  3. Step 3: Cross multiply
    96,787.58x = 145,174.19 × 40,625.42
  4. Step 4: Simplify right side
    96,787.58x = 5,897,761,716.04
  5. Step 5: Solve for x
    x = 5,897,761,716.04/96,787.58
  6. Step 6: Final answer
    x = 60,935.11

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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.