Home / 91,250.24-125,912.89-50,958.87

Finding the Fourth Proportional to 91,250.24, 125,912.89 and 50,958.87

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Solution

The fourth proportional to 91,250.24, 125,912.89 and 50,958.87 is: 70,316.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,250.24 : 125,912.89 = 50,958.87 : x
  2. Step 2: Convert to fraction form
    91,250.24/125,912.89 = 50,958.87/x
  3. Step 3: Cross multiply
    91,250.24x = 125,912.89 × 50,958.87
  4. Step 4: Simplify right side
    91,250.24x = 6,416,377,835.87
  5. Step 5: Solve for x
    x = 6,416,377,835.87/91,250.24
  6. Step 6: Final answer
    x = 70,316.28

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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.