Home / 225,876.24-338,925.60-159,741.36

Finding the Fourth Proportional to 225,876.24, 338,925.60 and 159,741.36

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Solution

The fourth proportional to 225,876.24, 338,925.60 and 159,741.36 is: 239,690.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,876.24 : 338,925.60 = 159,741.36 : x
  2. Step 2: Convert to fraction form
    225,876.24/338,925.60 = 159,741.36/x
  3. Step 3: Cross multiply
    225,876.24x = 338,925.60 × 159,741.36
  4. Step 4: Simplify right side
    225,876.24x = 54,140,436,282.82
  5. Step 5: Solve for x
    x = 54,140,436,282.82/225,876.24
  6. Step 6: Final answer
    x = 239,690.71

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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.