Home / 87,352.56-120,546.63-49,114.26

Finding the Fourth Proportional to 87,352.56, 120,546.63 and 49,114.26

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Solution

The fourth proportional to 87,352.56, 120,546.63 and 49,114.26 is: 67,777.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,352.56 : 120,546.63 = 49,114.26 : x
  2. Step 2: Convert to fraction form
    87,352.56/120,546.63 = 49,114.26/x
  3. Step 3: Cross multiply
    87,352.56x = 120,546.63 × 49,114.26
  4. Step 4: Simplify right side
    87,352.56x = 5,920,558,527.94
  5. Step 5: Solve for x
    x = 5,920,558,527.94/87,352.56
  6. Step 6: Final answer
    x = 67,777.73

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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.