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Finding the Fourth Proportional to 8,152.32, 11,251.20 and 5,363.52

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Solution

The fourth proportional to 8,152.32, 11,251.20 and 5,363.52 is: 7,402.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.32 : 11,251.20 = 5,363.52 : x
  2. Step 2: Convert to fraction form
    8,152.32/11,251.20 = 5,363.52/x
  3. Step 3: Cross multiply
    8,152.32x = 11,251.20 × 5,363.52
  4. Step 4: Simplify right side
    8,152.32x = 60,346,036.22
  5. Step 5: Solve for x
    x = 60,346,036.22/8,152.32
  6. Step 6: Final answer
    x = 7,402.31

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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.