Home / 95,402.32-131,659.77-55,121.43

Finding the Fourth Proportional to 95,402.32, 131,659.77 and 55,121.43

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Solution

The fourth proportional to 95,402.32, 131,659.77 and 55,121.43 is: 76,070.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,402.32 : 131,659.77 = 55,121.43 : x
  2. Step 2: Convert to fraction form
    95,402.32/131,659.77 = 55,121.43/x
  3. Step 3: Cross multiply
    95,402.32x = 131,659.77 × 55,121.43
  4. Step 4: Simplify right side
    95,402.32x = 7,257,274,795.87
  5. Step 5: Solve for x
    x = 7,257,274,795.87/95,402.32
  6. Step 6: Final answer
    x = 76,070.21

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1.5x scale

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.