Home / 82,058.78-123,126.44-32,125.92

Finding the Fourth Proportional to 82,058.78, 123,126.44 and 32,125.92

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Solution

The fourth proportional to 82,058.78, 123,126.44 and 32,125.92 is: 48,203.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,058.78 : 123,126.44 = 32,125.92 : x
  2. Step 2: Convert to fraction form
    82,058.78/123,126.44 = 32,125.92/x
  3. Step 3: Cross multiply
    82,058.78x = 123,126.44 × 32,125.92
  4. Step 4: Simplify right side
    82,058.78x = 3,955,550,000.70
  5. Step 5: Solve for x
    x = 3,955,550,000.70/82,058.78
  6. Step 6: Final answer
    x = 48,203.86

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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.