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Finding the Fourth Proportional to 126,058.88, 173,964.92 and 69,473.92

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Solution

The fourth proportional to 126,058.88, 173,964.92 and 69,473.92 is: 95,876.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,058.88 : 173,964.92 = 69,473.92 : x
  2. Step 2: Convert to fraction form
    126,058.88/173,964.92 = 69,473.92/x
  3. Step 3: Cross multiply
    126,058.88x = 173,964.92 × 69,473.92
  4. Step 4: Simplify right side
    126,058.88x = 12,086,024,934.89
  5. Step 5: Solve for x
    x = 12,086,024,934.89/126,058.88
  6. Step 6: Final answer
    x = 95,876.03

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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.