Home / 245,679.28-338,867.76-150,232.96

Finding the Fourth Proportional to 245,679.28, 338,867.76 and 150,232.96

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Solution

The fourth proportional to 245,679.28, 338,867.76 and 150,232.96 is: 207,217.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,679.28 : 338,867.76 = 150,232.96 : x
  2. Step 2: Convert to fraction form
    245,679.28/338,867.76 = 150,232.96/x
  3. Step 3: Cross multiply
    245,679.28x = 338,867.76 × 150,232.96
  4. Step 4: Simplify right side
    245,679.28x = 50,909,106,633.37
  5. Step 5: Solve for x
    x = 50,909,106,633.37/245,679.28
  6. Step 6: Final answer
    x = 207,217.75

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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.