Home / 165,774.62-248,663.64-132,704.88

Finding the Fourth Proportional to 165,774.62, 248,663.64 and 132,704.88

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Solution

The fourth proportional to 165,774.62, 248,663.64 and 132,704.88 is: 199,058.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,774.62 : 248,663.64 = 132,704.88 : x
  2. Step 2: Convert to fraction form
    165,774.62/248,663.64 = 132,704.88/x
  3. Step 3: Cross multiply
    165,774.62x = 248,663.64 × 132,704.88
  4. Step 4: Simplify right side
    165,774.62x = 32,998,878,506.56
  5. Step 5: Solve for x
    x = 32,998,878,506.56/165,774.62
  6. Step 6: Final answer
    x = 199,058.69

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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.