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Finding the Fourth Proportional to 118,058.98, 176,838.77 and 95,472.74

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Solution

The fourth proportional to 118,058.98, 176,838.77 and 95,472.74 is: 143,007.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,058.98 : 176,838.77 = 95,472.74 : x
  2. Step 2: Convert to fraction form
    118,058.98/176,838.77 = 95,472.74/x
  3. Step 3: Cross multiply
    118,058.98x = 176,838.77 × 95,472.74
  4. Step 4: Simplify right side
    118,058.98x = 16,883,281,910.13
  5. Step 5: Solve for x
    x = 16,883,281,910.13/118,058.98
  6. Step 6: Final answer
    x = 143,007.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.