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Finding the Fourth Proportional to 63,046.62, 87,016.71 and 36,207.18

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Solution

The fourth proportional to 63,046.62, 87,016.71 and 36,207.18 is: 49,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,046.62 : 87,016.71 = 36,207.18 : x
  2. Step 2: Convert to fraction form
    63,046.62/87,016.71 = 36,207.18/x
  3. Step 3: Cross multiply
    63,046.62x = 87,016.71 × 36,207.18
  4. Step 4: Simplify right side
    63,046.62x = 3,150,629,681.98
  5. Step 5: Solve for x
    x = 3,150,629,681.98/63,046.62
  6. Step 6: Final answer
    x = 49,973.01

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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.