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Finding the Fourth Proportional to 8,752.76, 13,129.14 and 2,597.24

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Solution

The fourth proportional to 8,752.76, 13,129.14 and 2,597.24 is: 3,895.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.76 : 13,129.14 = 2,597.24 : x
  2. Step 2: Convert to fraction form
    8,752.76/13,129.14 = 2,597.24/x
  3. Step 3: Cross multiply
    8,752.76x = 13,129.14 × 2,597.24
  4. Step 4: Simplify right side
    8,752.76x = 34,099,527.57
  5. Step 5: Solve for x
    x = 34,099,527.57/8,752.76
  6. Step 6: Final answer
    x = 3,895.86

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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.