Home / 63,540.86-87,689.25-35,246.57

Finding the Fourth Proportional to 63,540.86, 87,689.25 and 35,246.57

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Solution

The fourth proportional to 63,540.86, 87,689.25 and 35,246.57 is: 48,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,540.86 : 87,689.25 = 35,246.57 : x
  2. Step 2: Convert to fraction form
    63,540.86/87,689.25 = 35,246.57/x
  3. Step 3: Cross multiply
    63,540.86x = 87,689.25 × 35,246.57
  4. Step 4: Simplify right side
    63,540.86x = 3,090,744,849.93
  5. Step 5: Solve for x
    x = 3,090,744,849.93/63,540.86
  6. Step 6: Final answer
    x = 48,641.85

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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.