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Finding the Fourth Proportional to 32,616.73, 48,925.10 and 7,992.73

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Solution

The fourth proportional to 32,616.73, 48,925.10 and 7,992.73 is: 11,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,616.73 : 48,925.10 = 7,992.73 : x
  2. Step 2: Convert to fraction form
    32,616.73/48,925.10 = 7,992.73/x
  3. Step 3: Cross multiply
    32,616.73x = 48,925.10 × 7,992.73
  4. Step 4: Simplify right side
    32,616.73x = 391,045,114.52
  5. Step 5: Solve for x
    x = 391,045,114.52/32,616.73
  6. Step 6: Final answer
    x = 11,989.10

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Similar ratio
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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.