Home / 111,635.18-167,458.24-45,067.00

Finding the Fourth Proportional to 111,635.18, 167,458.24 and 45,067.00

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Solution

The fourth proportional to 111,635.18, 167,458.24 and 45,067.00 is: 67,602.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,635.18 : 167,458.24 = 45,067.00 : x
  2. Step 2: Convert to fraction form
    111,635.18/167,458.24 = 45,067.00/x
  3. Step 3: Cross multiply
    111,635.18x = 167,458.24 × 45,067.00
  4. Step 4: Simplify right side
    111,635.18x = 7,546,840,200.25
  5. Step 5: Solve for x
    x = 7,546,840,200.25/111,635.18
  6. Step 6: Final answer
    x = 67,602.71

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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.