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Finding the Fourth Proportional to 66,296.56, 99,472.20 and 26,843.62

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Solution

The fourth proportional to 66,296.56, 99,472.20 and 26,843.62 is: 40,276.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,296.56 : 99,472.20 = 26,843.62 : x
  2. Step 2: Convert to fraction form
    66,296.56/99,472.20 = 26,843.62/x
  3. Step 3: Cross multiply
    66,296.56x = 99,472.20 × 26,843.62
  4. Step 4: Simplify right side
    66,296.56x = 2,670,193,937.36
  5. Step 5: Solve for x
    x = 2,670,193,937.36/66,296.56
  6. Step 6: Final answer
    x = 40,276.51

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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.