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Finding the Fourth Proportional to 172,618.92, 258,607.61 and 93,799.44

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Solution

The fourth proportional to 172,618.92, 258,607.61 and 93,799.44 is: 140,524.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,618.92 : 258,607.61 = 93,799.44 : x
  2. Step 2: Convert to fraction form
    172,618.92/258,607.61 = 93,799.44/x
  3. Step 3: Cross multiply
    172,618.92x = 258,607.61 × 93,799.44
  4. Step 4: Simplify right side
    172,618.92x = 24,257,248,528.74
  5. Step 5: Solve for x
    x = 24,257,248,528.74/172,618.92
  6. Step 6: Final answer
    x = 140,524.85

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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.