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Finding the Fourth Proportional to 63,473.68, 87,594.77 and 34,791.42

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Solution

The fourth proportional to 63,473.68, 87,594.77 and 34,791.42 is: 48,012.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,473.68 : 87,594.77 = 34,791.42 : x
  2. Step 2: Convert to fraction form
    63,473.68/87,594.77 = 34,791.42/x
  3. Step 3: Cross multiply
    63,473.68x = 87,594.77 × 34,791.42
  4. Step 4: Simplify right side
    63,473.68x = 3,047,546,652.63
  5. Step 5: Solve for x
    x = 3,047,546,652.63/63,473.68
  6. Step 6: Final answer
    x = 48,012.76

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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.