Home / 124,850.85-172,294.89-68,262.21

Finding the Fourth Proportional to 124,850.85, 172,294.89 and 68,262.21

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Solution

The fourth proportional to 124,850.85, 172,294.89 and 68,262.21 is: 94,202.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,850.85 : 172,294.89 = 68,262.21 : x
  2. Step 2: Convert to fraction form
    124,850.85/172,294.89 = 68,262.21/x
  3. Step 3: Cross multiply
    124,850.85x = 172,294.89 × 68,262.21
  4. Step 4: Simplify right side
    124,850.85x = 11,761,229,963.11
  5. Step 5: Solve for x
    x = 11,761,229,963.11/124,850.85
  6. Step 6: Final answer
    x = 94,202.24

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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.