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Finding the Fourth Proportional to 62,925.96, 86,836.80 and 36,067.80

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Solution

The fourth proportional to 62,925.96, 86,836.80 and 36,067.80 is: 49,772.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,925.96 : 86,836.80 = 36,067.80 : x
  2. Step 2: Convert to fraction form
    62,925.96/86,836.80 = 36,067.80/x
  3. Step 3: Cross multiply
    62,925.96x = 86,836.80 × 36,067.80
  4. Step 4: Simplify right side
    62,925.96x = 3,132,012,335.04
  5. Step 5: Solve for x
    x = 3,132,012,335.04/62,925.96
  6. Step 6: Final answer
    x = 49,772.98

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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.