Home / 120,908.60-181,449.30-50,838.20

Finding the Fourth Proportional to 120,908.60, 181,449.30 and 50,838.20

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Solution

The fourth proportional to 120,908.60, 181,449.30 and 50,838.20 is: 76,293.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,908.60 : 181,449.30 = 50,838.20 : x
  2. Step 2: Convert to fraction form
    120,908.60/181,449.30 = 50,838.20/x
  3. Step 3: Cross multiply
    120,908.60x = 181,449.30 × 50,838.20
  4. Step 4: Simplify right side
    120,908.60x = 9,224,555,803.26
  5. Step 5: Solve for x
    x = 9,224,555,803.26/120,908.60
  6. Step 6: Final answer
    x = 76,293.63

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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.