Home / 110,839.20-166,204.32-63,447.12

Finding the Fourth Proportional to 110,839.20, 166,204.32 and 63,447.12

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Solution

The fourth proportional to 110,839.20, 166,204.32 and 63,447.12 is: 95,139.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,839.20 : 166,204.32 = 63,447.12 : x
  2. Step 2: Convert to fraction form
    110,839.20/166,204.32 = 63,447.12/x
  3. Step 3: Cross multiply
    110,839.20x = 166,204.32 × 63,447.12
  4. Step 4: Simplify right side
    110,839.20x = 10,545,185,435.56
  5. Step 5: Solve for x
    x = 10,545,185,435.56/110,839.20
  6. Step 6: Final answer
    x = 95,139.49

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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.