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Finding the Fourth Proportional to 63,074.70, 94,504.98 and 38,062.20

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Solution

The fourth proportional to 63,074.70, 94,504.98 and 38,062.20 is: 57,028.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,074.70 : 94,504.98 = 38,062.20 : x
  2. Step 2: Convert to fraction form
    63,074.70/94,504.98 = 38,062.20/x
  3. Step 3: Cross multiply
    63,074.70x = 94,504.98 × 38,062.20
  4. Step 4: Simplify right side
    63,074.70x = 3,597,067,449.76
  5. Step 5: Solve for x
    x = 3,597,067,449.76/63,074.70
  6. Step 6: Final answer
    x = 57,028.69

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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.