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Finding the Fourth Proportional to 63,711.86, 87,924.62 and 35,033.70

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Solution

The fourth proportional to 63,711.86, 87,924.62 and 35,033.70 is: 48,347.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,711.86 : 87,924.62 = 35,033.70 : x
  2. Step 2: Convert to fraction form
    63,711.86/87,924.62 = 35,033.70/x
  3. Step 3: Cross multiply
    63,711.86x = 87,924.62 × 35,033.70
  4. Step 4: Simplify right side
    63,711.86x = 3,080,324,584.53
  5. Step 5: Solve for x
    x = 3,080,324,584.53/63,711.86
  6. Step 6: Final answer
    x = 48,347.75

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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.