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Finding the Fourth Proportional to 9,199.56, 13,799.34 and 5,502.87

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Solution

The fourth proportional to 9,199.56, 13,799.34 and 5,502.87 is: 8,254.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.56 : 13,799.34 = 5,502.87 : x
  2. Step 2: Convert to fraction form
    9,199.56/13,799.34 = 5,502.87/x
  3. Step 3: Cross multiply
    9,199.56x = 13,799.34 × 5,502.87
  4. Step 4: Simplify right side
    9,199.56x = 75,935,974.11
  5. Step 5: Solve for x
    x = 75,935,974.11/9,199.56
  6. Step 6: Final answer
    x = 8,254.31

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.