Home / 125,446.11-173,109.72-68,084.13

Finding the Fourth Proportional to 125,446.11, 173,109.72 and 68,084.13

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Solution

The fourth proportional to 125,446.11, 173,109.72 and 68,084.13 is: 93,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,446.11 : 173,109.72 = 68,084.13 : x
  2. Step 2: Convert to fraction form
    125,446.11/173,109.72 = 68,084.13/x
  3. Step 3: Cross multiply
    125,446.11x = 173,109.72 × 68,084.13
  4. Step 4: Simplify right side
    125,446.11x = 11,786,024,680.74
  5. Step 5: Solve for x
    x = 11,786,024,680.74/125,446.11
  6. Step 6: Final answer
    x = 93,952.89

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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.