Home / 239,788.32-330,907.89-132,358.38

Finding the Fourth Proportional to 239,788.32, 330,907.89 and 132,358.38

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Solution

The fourth proportional to 239,788.32, 330,907.89 and 132,358.38 is: 182,654.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,788.32 : 330,907.89 = 132,358.38 : x
  2. Step 2: Convert to fraction form
    239,788.32/330,907.89 = 132,358.38/x
  3. Step 3: Cross multiply
    239,788.32x = 330,907.89 × 132,358.38
  4. Step 4: Simplify right side
    239,788.32x = 43,798,432,249.62
  5. Step 5: Solve for x
    x = 43,798,432,249.62/239,788.32
  6. Step 6: Final answer
    x = 182,654.57

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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.