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Finding the Fourth Proportional to 32,248.38, 48,375.62 and 12,528.45

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Solution

The fourth proportional to 32,248.38, 48,375.62 and 12,528.45 is: 18,793.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,248.38 : 48,375.62 = 12,528.45 : x
  2. Step 2: Convert to fraction form
    32,248.38/48,375.62 = 12,528.45/x
  3. Step 3: Cross multiply
    32,248.38x = 48,375.62 × 12,528.45
  4. Step 4: Simplify right side
    32,248.38x = 606,071,473.75
  5. Step 5: Solve for x
    x = 606,071,473.75/32,248.38
  6. Step 6: Final answer
    x = 18,793.86

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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.