Home / 95,947.40-143,921.10-75,902.60

Finding the Fourth Proportional to 95,947.40, 143,921.10 and 75,902.60

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Solution

The fourth proportional to 95,947.40, 143,921.10 and 75,902.60 is: 113,853.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,947.40 : 143,921.10 = 75,902.60 : x
  2. Step 2: Convert to fraction form
    95,947.40/143,921.10 = 75,902.60/x
  3. Step 3: Cross multiply
    95,947.40x = 143,921.10 × 75,902.60
  4. Step 4: Simplify right side
    95,947.40x = 10,923,985,684.86
  5. Step 5: Solve for x
    x = 10,923,985,684.86/95,947.40
  6. Step 6: Final answer
    x = 113,853.90

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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.