Home / 124,966.26-172,453.42-68,377.62

Finding the Fourth Proportional to 124,966.26, 172,453.42 and 68,377.62

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Solution

The fourth proportional to 124,966.26, 172,453.42 and 68,377.62 is: 94,361.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,966.26 : 172,453.42 = 68,377.62 : x
  2. Step 2: Convert to fraction form
    124,966.26/172,453.42 = 68,377.62/x
  3. Step 3: Cross multiply
    124,966.26x = 172,453.42 × 68,377.62
  4. Step 4: Simplify right side
    124,966.26x = 11,791,954,420.46
  5. Step 5: Solve for x
    x = 11,791,954,420.46/124,966.26
  6. Step 6: Final answer
    x = 94,361.11

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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.