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Finding the Fourth Proportional to 42,058, 63,087 and 23,591.44

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Solution

The fourth proportional to 42,058, 63,087 and 23,591.44 is: 35,387.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,058 : 63,087 = 23,591.44 : x
  2. Step 2: Convert to fraction form
    42,058/63,087 = 23,591.44/x
  3. Step 3: Cross multiply
    42,058x = 63,087 × 23,591.44
  4. Step 4: Simplify right side
    42,058x = 1,488,313,175.28
  5. Step 5: Solve for x
    x = 1,488,313,175.28/42,058
  6. Step 6: Final answer
    x = 35,387.16

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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.