Home / 130,311.88-179,820.46-73,726.92

Finding the Fourth Proportional to 130,311.88, 179,820.46 and 73,726.92

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Solution

The fourth proportional to 130,311.88, 179,820.46 and 73,726.92 is: 101,737.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,311.88 : 179,820.46 = 73,726.92 : x
  2. Step 2: Convert to fraction form
    130,311.88/179,820.46 = 73,726.92/x
  3. Step 3: Cross multiply
    130,311.88x = 179,820.46 × 73,726.92
  4. Step 4: Simplify right side
    130,311.88x = 13,257,608,668.78
  5. Step 5: Solve for x
    x = 13,257,608,668.78/130,311.88
  6. Step 6: Final answer
    x = 101,737.53

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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.