Home / 218,811.42-301,844.04-150,711.27

Finding the Fourth Proportional to 218,811.42, 301,844.04 and 150,711.27

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Solution

The fourth proportional to 218,811.42, 301,844.04 and 150,711.27 is: 207,901.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,811.42 : 301,844.04 = 150,711.27 : x
  2. Step 2: Convert to fraction form
    218,811.42/301,844.04 = 150,711.27/x
  3. Step 3: Cross multiply
    218,811.42x = 301,844.04 × 150,711.27
  4. Step 4: Simplify right side
    218,811.42x = 45,491,298,610.33
  5. Step 5: Solve for x
    x = 45,491,298,610.33/218,811.42
  6. Step 6: Final answer
    x = 207,901.85

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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.