Home / 87,727.10-131,499.06-63,653.24

Finding the Fourth Proportional to 87,727.10, 131,499.06 and 63,653.24

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Solution

The fourth proportional to 87,727.10, 131,499.06 and 63,653.24 is: 95,413.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,727.10 : 131,499.06 = 63,653.24 : x
  2. Step 2: Convert to fraction form
    87,727.10/131,499.06 = 63,653.24/x
  3. Step 3: Cross multiply
    87,727.10x = 131,499.06 × 63,653.24
  4. Step 4: Simplify right side
    87,727.10x = 8,370,341,061.58
  5. Step 5: Solve for x
    x = 8,370,341,061.58/87,727.10
  6. Step 6: Final answer
    x = 95,413.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.