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Finding the Fourth Proportional to 172,654.46, 259,224 and 88,475.12

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Solution

The fourth proportional to 172,654.46, 259,224 and 88,475.12 is: 132,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,654.46 : 259,224 = 88,475.12 : x
  2. Step 2: Convert to fraction form
    172,654.46/259,224 = 88,475.12/x
  3. Step 3: Cross multiply
    172,654.46x = 259,224 × 88,475.12
  4. Step 4: Simplify right side
    172,654.46x = 22,934,874,506.88
  5. Step 5: Solve for x
    x = 22,934,874,506.88/172,654.46
  6. Step 6: Final answer
    x = 132,836.85

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1.5x scale

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.