Home / 125,583.75-173,306.79-68,996.34

Finding the Fourth Proportional to 125,583.75, 173,306.79 and 68,996.34

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Solution

The fourth proportional to 125,583.75, 173,306.79 and 68,996.34 is: 95,215.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,583.75 : 173,306.79 = 68,996.34 : x
  2. Step 2: Convert to fraction form
    125,583.75/173,306.79 = 68,996.34/x
  3. Step 3: Cross multiply
    125,583.75x = 173,306.79 × 68,996.34
  4. Step 4: Simplify right side
    125,583.75x = 11,957,534,207.15
  5. Step 5: Solve for x
    x = 11,957,534,207.15/125,583.75
  6. Step 6: Final answer
    x = 95,215.62

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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.