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Finding the Fourth Proportional to 10,521, 15,773.22 and 5,842.62

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Solution

The fourth proportional to 10,521, 15,773.22 and 5,842.62 is: 8,759.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521 : 15,773.22 = 5,842.62 : x
  2. Step 2: Convert to fraction form
    10,521/15,773.22 = 5,842.62/x
  3. Step 3: Cross multiply
    10,521x = 15,773.22 × 5,842.62
  4. Step 4: Simplify right side
    10,521x = 92,156,930.64
  5. Step 5: Solve for x
    x = 92,156,930.64/10,521
  6. Step 6: Final answer
    x = 8,759.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.