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Finding the Fourth Proportional to 10,919.52, 15,068.34 and 5,951.52

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Solution

The fourth proportional to 10,919.52, 15,068.34 and 5,951.52 is: 8,212.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,919.52 : 15,068.34 = 5,951.52 : x
  2. Step 2: Convert to fraction form
    10,919.52/15,068.34 = 5,951.52/x
  3. Step 3: Cross multiply
    10,919.52x = 15,068.34 × 5,951.52
  4. Step 4: Simplify right side
    10,919.52x = 89,679,526.88
  5. Step 5: Solve for x
    x = 89,679,526.88/10,919.52
  6. Step 6: Final answer
    x = 8,212.77

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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.