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Finding the Fourth Proportional to 10,898.30, 16,341.78 and 5,049.92

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Solution

The fourth proportional to 10,898.30, 16,341.78 and 5,049.92 is: 7,572.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,898.30 : 16,341.78 = 5,049.92 : x
  2. Step 2: Convert to fraction form
    10,898.30/16,341.78 = 5,049.92/x
  3. Step 3: Cross multiply
    10,898.30x = 16,341.78 × 5,049.92
  4. Step 4: Simplify right side
    10,898.30x = 82,524,681.66
  5. Step 5: Solve for x
    x = 82,524,681.66/10,898.30
  6. Step 6: Final answer
    x = 7,572.25

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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.