Home / 271,962.40-375,255.12-158,789.92

Finding the Fourth Proportional to 271,962.40, 375,255.12 and 158,789.92

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Solution

The fourth proportional to 271,962.40, 375,255.12 and 158,789.92 is: 219,099.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,962.40 : 375,255.12 = 158,789.92 : x
  2. Step 2: Convert to fraction form
    271,962.40/375,255.12 = 158,789.92/x
  3. Step 3: Cross multiply
    271,962.40x = 375,255.12 × 158,789.92
  4. Step 4: Simplify right side
    271,962.40x = 59,586,730,484.39
  5. Step 5: Solve for x
    x = 59,586,730,484.39/271,962.40
  6. Step 6: Final answer
    x = 219,099.15

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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.