Home / 120,263.20-180,393.52-37,157.92

Finding the Fourth Proportional to 120,263.20, 180,393.52 and 37,157.92

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Solution

The fourth proportional to 120,263.20, 180,393.52 and 37,157.92 is: 55,736.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,263.20 : 180,393.52 = 37,157.92 : x
  2. Step 2: Convert to fraction form
    120,263.20/180,393.52 = 37,157.92/x
  3. Step 3: Cross multiply
    120,263.20x = 180,393.52 × 37,157.92
  4. Step 4: Simplify right side
    120,263.20x = 6,703,047,984.68
  5. Step 5: Solve for x
    x = 6,703,047,984.68/120,263.20
  6. Step 6: Final answer
    x = 55,736.48

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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.