Home / 92,561.40-127,734.30-50,119.56

Finding the Fourth Proportional to 92,561.40, 127,734.30 and 50,119.56

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Solution

The fourth proportional to 92,561.40, 127,734.30 and 50,119.56 is: 69,164.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,561.40 : 127,734.30 = 50,119.56 : x
  2. Step 2: Convert to fraction form
    92,561.40/127,734.30 = 50,119.56/x
  3. Step 3: Cross multiply
    92,561.40x = 127,734.30 × 50,119.56
  4. Step 4: Simplify right side
    92,561.40x = 6,401,986,912.91
  5. Step 5: Solve for x
    x = 6,401,986,912.91/92,561.40
  6. Step 6: Final answer
    x = 69,164.76

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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.