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Finding the Fourth Proportional to 83,497.98, 125,220.24 and 27,322.86

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Solution

The fourth proportional to 83,497.98, 125,220.24 and 27,322.86 is: 40,975.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,497.98 : 125,220.24 = 27,322.86 : x
  2. Step 2: Convert to fraction form
    83,497.98/125,220.24 = 27,322.86/x
  3. Step 3: Cross multiply
    83,497.98x = 125,220.24 × 27,322.86
  4. Step 4: Simplify right side
    83,497.98x = 3,421,375,086.69
  5. Step 5: Solve for x
    x = 3,421,375,086.69/83,497.98
  6. Step 6: Final answer
    x = 40,975.54

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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.