Home / 63,584.72-87,753.92-40,635.69

Finding the Fourth Proportional to 63,584.72, 87,753.92 and 40,635.69

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Solution

The fourth proportional to 63,584.72, 87,753.92 and 40,635.69 is: 56,081.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,584.72 : 87,753.92 = 40,635.69 : x
  2. Step 2: Convert to fraction form
    63,584.72/87,753.92 = 40,635.69/x
  3. Step 3: Cross multiply
    63,584.72x = 87,753.92 × 40,635.69
  4. Step 4: Simplify right side
    63,584.72x = 3,565,941,089.40
  5. Step 5: Solve for x
    x = 3,565,941,089.40/63,584.72
  6. Step 6: Final answer
    x = 56,081.73

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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.