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Finding the Fourth Proportional to 9,052.11, 13,581.11 and 4,372.65

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Solution

The fourth proportional to 9,052.11, 13,581.11 and 4,372.65 is: 6,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052.11 : 13,581.11 = 4,372.65 : x
  2. Step 2: Convert to fraction form
    9,052.11/13,581.11 = 4,372.65/x
  3. Step 3: Cross multiply
    9,052.11x = 13,581.11 × 4,372.65
  4. Step 4: Simplify right side
    9,052.11x = 59,385,449.48
  5. Step 5: Solve for x
    x = 59,385,449.48/9,052.11
  6. Step 6: Final answer
    x = 6,560.40

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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.