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Finding the Fourth Proportional to 10,229.87, 14,117.95 and 5,693.55

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Solution

The fourth proportional to 10,229.87, 14,117.95 and 5,693.55 is: 7,857.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229.87 : 14,117.95 = 5,693.55 : x
  2. Step 2: Convert to fraction form
    10,229.87/14,117.95 = 5,693.55/x
  3. Step 3: Cross multiply
    10,229.87x = 14,117.95 × 5,693.55
  4. Step 4: Simplify right side
    10,229.87x = 80,381,254.22
  5. Step 5: Solve for x
    x = 80,381,254.22/10,229.87
  6. Step 6: Final answer
    x = 7,857.50

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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.