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Finding the Fourth Proportional to 63,251.59, 87,305.55 and 36,413.05

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Solution

The fourth proportional to 63,251.59, 87,305.55 and 36,413.05 is: 50,260.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,251.59 : 87,305.55 = 36,413.05 : x
  2. Step 2: Convert to fraction form
    63,251.59/87,305.55 = 36,413.05/x
  3. Step 3: Cross multiply
    63,251.59x = 87,305.55 × 36,413.05
  4. Step 4: Simplify right side
    63,251.59x = 3,179,061,357.43
  5. Step 5: Solve for x
    x = 3,179,061,357.43/63,251.59
  6. Step 6: Final answer
    x = 50,260.58

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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.