Home / 185,163.28-255,550.76-113,530.64

Finding the Fourth Proportional to 185,163.28, 255,550.76 and 113,530.64

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Solution

The fourth proportional to 185,163.28, 255,550.76 and 113,530.64 is: 156,687.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,163.28 : 255,550.76 = 113,530.64 : x
  2. Step 2: Convert to fraction form
    185,163.28/255,550.76 = 113,530.64/x
  3. Step 3: Cross multiply
    185,163.28x = 255,550.76 × 113,530.64
  4. Step 4: Simplify right side
    185,163.28x = 29,012,841,335.29
  5. Step 5: Solve for x
    x = 29,012,841,335.29/185,163.28
  6. Step 6: Final answer
    x = 156,687.88

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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.