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Finding the Fourth Proportional to 10,046.48, 15,047.80 and 6,139.04

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Solution

The fourth proportional to 10,046.48, 15,047.80 and 6,139.04 is: 9,195.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,046.48 : 15,047.80 = 6,139.04 : x
  2. Step 2: Convert to fraction form
    10,046.48/15,047.80 = 6,139.04/x
  3. Step 3: Cross multiply
    10,046.48x = 15,047.80 × 6,139.04
  4. Step 4: Simplify right side
    10,046.48x = 92,379,046.11
  5. Step 5: Solve for x
    x = 92,379,046.11/10,046.48
  6. Step 6: Final answer
    x = 9,195.17

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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.