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Finding the Fourth Proportional to 8,591.07, 11,854.57 and 5,052.99

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Solution

The fourth proportional to 8,591.07, 11,854.57 and 5,052.99 is: 6,972.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591.07 : 11,854.57 = 5,052.99 : x
  2. Step 2: Convert to fraction form
    8,591.07/11,854.57 = 5,052.99/x
  3. Step 3: Cross multiply
    8,591.07x = 11,854.57 × 5,052.99
  4. Step 4: Simplify right side
    8,591.07x = 59,901,023.66
  5. Step 5: Solve for x
    x = 59,901,023.66/8,591.07
  6. Step 6: Final answer
    x = 6,972.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.