Home / 124,882.13-172,333.82-68,292.29

Finding the Fourth Proportional to 124,882.13, 172,333.82 and 68,292.29

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Solution

The fourth proportional to 124,882.13, 172,333.82 and 68,292.29 is: 94,241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,882.13 : 172,333.82 = 68,292.29 : x
  2. Step 2: Convert to fraction form
    124,882.13/172,333.82 = 68,292.29/x
  3. Step 3: Cross multiply
    124,882.13x = 172,333.82 × 68,292.29
  4. Step 4: Simplify right side
    124,882.13x = 11,769,071,813.81
  5. Step 5: Solve for x
    x = 11,769,071,813.81/124,882.13
  6. Step 6: Final answer
    x = 94,241.44

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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.