Home / 124,717.92-172,114.52-68,132.96

Finding the Fourth Proportional to 124,717.92, 172,114.52 and 68,132.96

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Solution

The fourth proportional to 124,717.92, 172,114.52 and 68,132.96 is: 94,025.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,717.92 : 172,114.52 = 68,132.96 : x
  2. Step 2: Convert to fraction form
    124,717.92/172,114.52 = 68,132.96/x
  3. Step 3: Cross multiply
    124,717.92x = 172,114.52 × 68,132.96
  4. Step 4: Simplify right side
    124,717.92x = 11,726,671,706.58
  5. Step 5: Solve for x
    x = 11,726,671,706.58/124,717.92
  6. Step 6: Final answer
    x = 94,025.56

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1.5x scale

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.