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Finding the Fourth Proportional to 63,575.82, 87,745.50 and 36,713.52

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Solution

The fourth proportional to 63,575.82, 87,745.50 and 36,713.52 is: 50,670.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,575.82 : 87,745.50 = 36,713.52 : x
  2. Step 2: Convert to fraction form
    63,575.82/87,745.50 = 36,713.52/x
  3. Step 3: Cross multiply
    63,575.82x = 87,745.50 × 36,713.52
  4. Step 4: Simplify right side
    63,575.82x = 3,221,446,169.16
  5. Step 5: Solve for x
    x = 3,221,446,169.16/63,575.82
  6. Step 6: Final answer
    x = 50,670.93

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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.