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Finding the Fourth Proportional to 63,727.52, 87,944.40 and 36,870.08

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Solution

The fourth proportional to 63,727.52, 87,944.40 and 36,870.08 is: 50,880.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,727.52 : 87,944.40 = 36,870.08 : x
  2. Step 2: Convert to fraction form
    63,727.52/87,944.40 = 36,870.08/x
  3. Step 3: Cross multiply
    63,727.52x = 87,944.40 × 36,870.08
  4. Step 4: Simplify right side
    63,727.52x = 3,242,517,063.55
  5. Step 5: Solve for x
    x = 3,242,517,063.55/63,727.52
  6. Step 6: Final answer
    x = 50,880.95

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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.