Home / 87,409.44-131,122.80-59,726.88

Finding the Fourth Proportional to 87,409.44, 131,122.80 and 59,726.88

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Solution

The fourth proportional to 87,409.44, 131,122.80 and 59,726.88 is: 89,596.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,409.44 : 131,122.80 = 59,726.88 : x
  2. Step 2: Convert to fraction form
    87,409.44/131,122.80 = 59,726.88/x
  3. Step 3: Cross multiply
    87,409.44x = 131,122.80 × 59,726.88
  4. Step 4: Simplify right side
    87,409.44x = 7,831,555,740.86
  5. Step 5: Solve for x
    x = 7,831,555,740.86/87,409.44
  6. Step 6: Final answer
    x = 89,596.22

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1.5x scale

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.