Home / 124,280.60-171,507.14-67,692

Finding the Fourth Proportional to 124,280.60, 171,507.14 and 67,692

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Solution

The fourth proportional to 124,280.60, 171,507.14 and 67,692 is: 93,414.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,280.60 : 171,507.14 = 67,692 : x
  2. Step 2: Convert to fraction form
    124,280.60/171,507.14 = 67,692/x
  3. Step 3: Cross multiply
    124,280.60x = 171,507.14 × 67,692
  4. Step 4: Simplify right side
    124,280.60x = 11,609,661,320.88
  5. Step 5: Solve for x
    x = 11,609,661,320.88/124,280.60
  6. Step 6: Final answer
    x = 93,414.91

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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.