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Finding the Fourth Proportional to 59,778.87, 82,494.43 and 32,921.19

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Solution

The fourth proportional to 59,778.87, 82,494.43 and 32,921.19 is: 45,431.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,778.87 : 82,494.43 = 32,921.19 : x
  2. Step 2: Convert to fraction form
    59,778.87/82,494.43 = 32,921.19/x
  3. Step 3: Cross multiply
    59,778.87x = 82,494.43 × 32,921.19
  4. Step 4: Simplify right side
    59,778.87x = 2,715,814,803.97
  5. Step 5: Solve for x
    x = 2,715,814,803.97/59,778.87
  6. Step 6: Final answer
    x = 45,431.02

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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.