Home / 95,108.20-131,247.78-52,666.60

Finding the Fourth Proportional to 95,108.20, 131,247.78 and 52,666.60

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Solution

The fourth proportional to 95,108.20, 131,247.78 and 52,666.60 is: 72,679.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,108.20 : 131,247.78 = 52,666.60 : x
  2. Step 2: Convert to fraction form
    95,108.20/131,247.78 = 52,666.60/x
  3. Step 3: Cross multiply
    95,108.20x = 131,247.78 × 52,666.60
  4. Step 4: Simplify right side
    95,108.20x = 6,912,374,330.15
  5. Step 5: Solve for x
    x = 6,912,374,330.15/95,108.20
  6. Step 6: Final answer
    x = 72,679.06

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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.