Home / 125,764.65-173,553.48-68,402.73

Finding the Fourth Proportional to 125,764.65, 173,553.48 and 68,402.73

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Solution

The fourth proportional to 125,764.65, 173,553.48 and 68,402.73 is: 94,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,764.65 : 173,553.48 = 68,402.73 : x
  2. Step 2: Convert to fraction form
    125,764.65/173,553.48 = 68,402.73/x
  3. Step 3: Cross multiply
    125,764.65x = 173,553.48 × 68,402.73
  4. Step 4: Simplify right side
    125,764.65x = 11,871,531,833.00
  5. Step 5: Solve for x
    x = 11,871,531,833.00/125,764.65
  6. Step 6: Final answer
    x = 94,394.82

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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.