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Finding the Fourth Proportional to 176,488.56, 243,553.92 and 95,915.84

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Solution

The fourth proportional to 176,488.56, 243,553.92 and 95,915.84 is: 132,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,488.56 : 243,553.92 = 95,915.84 : x
  2. Step 2: Convert to fraction form
    176,488.56/243,553.92 = 95,915.84/x
  3. Step 3: Cross multiply
    176,488.56x = 243,553.92 × 95,915.84
  4. Step 4: Simplify right side
    176,488.56x = 23,360,678,822.09
  5. Step 5: Solve for x
    x = 23,360,678,822.09/176,488.56
  6. Step 6: Final answer
    x = 132,363.70

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1.5x scale

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.