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Finding the Fourth Proportional to 63,463.40, 87,580.08 and 35,169.68

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Solution

The fourth proportional to 63,463.40, 87,580.08 and 35,169.68 is: 48,534.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,463.40 : 87,580.08 = 35,169.68 : x
  2. Step 2: Convert to fraction form
    63,463.40/87,580.08 = 35,169.68/x
  3. Step 3: Cross multiply
    63,463.40x = 87,580.08 × 35,169.68
  4. Step 4: Simplify right side
    63,463.40x = 3,080,163,387.97
  5. Step 5: Solve for x
    x = 3,080,163,387.97/63,463.40
  6. Step 6: Final answer
    x = 48,534.48

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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.