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Finding the Fourth Proportional to 12,572.85, 17,348.13 and 8,095.71

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Solution

The fourth proportional to 12,572.85, 17,348.13 and 8,095.71 is: 11,170.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572.85 : 17,348.13 = 8,095.71 : x
  2. Step 2: Convert to fraction form
    12,572.85/17,348.13 = 8,095.71/x
  3. Step 3: Cross multiply
    12,572.85x = 17,348.13 × 8,095.71
  4. Step 4: Simplify right side
    12,572.85x = 140,445,429.52
  5. Step 5: Solve for x
    x = 140,445,429.52/12,572.85
  6. Step 6: Final answer
    x = 11,170.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.