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Finding the Fourth Proportional to 10,917.52, 15,066.16 and 5,949.52

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Solution

The fourth proportional to 10,917.52, 15,066.16 and 5,949.52 is: 8,210.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917.52 : 15,066.16 = 5,949.52 : x
  2. Step 2: Convert to fraction form
    10,917.52/15,066.16 = 5,949.52/x
  3. Step 3: Cross multiply
    10,917.52x = 15,066.16 × 5,949.52
  4. Step 4: Simplify right side
    10,917.52x = 89,636,420.24
  5. Step 5: Solve for x
    x = 89,636,420.24/10,917.52
  6. Step 6: Final answer
    x = 8,210.33

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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.