Home / 124,951.77-172,437.39-68,363.14

Finding the Fourth Proportional to 124,951.77, 172,437.39 and 68,363.14

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Solution

The fourth proportional to 124,951.77, 172,437.39 and 68,363.14 is: 94,343.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,951.77 : 172,437.39 = 68,363.14 : x
  2. Step 2: Convert to fraction form
    124,951.77/172,437.39 = 68,363.14/x
  3. Step 3: Cross multiply
    124,951.77x = 172,437.39 × 68,363.14
  4. Step 4: Simplify right side
    124,951.77x = 11,788,361,433.80
  5. Step 5: Solve for x
    x = 11,788,361,433.80/124,951.77
  6. Step 6: Final answer
    x = 94,343.29

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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.