Home / 124,327.20-171,569.92-67,737.28

Finding the Fourth Proportional to 124,327.20, 171,569.92 and 67,737.28

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Solution

The fourth proportional to 124,327.20, 171,569.92 and 67,737.28 is: 93,476.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,327.20 : 171,569.92 = 67,737.28 : x
  2. Step 2: Convert to fraction form
    124,327.20/171,569.92 = 67,737.28/x
  3. Step 3: Cross multiply
    124,327.20x = 171,569.92 × 67,737.28
  4. Step 4: Simplify right side
    124,327.20x = 11,621,679,710.62
  5. Step 5: Solve for x
    x = 11,621,679,710.62/124,327.20
  6. Step 6: Final answer
    x = 93,476.57

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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.