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Finding the Fourth Proportional to 124,058.52, 171,204.30 and 67,473.54

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Solution

The fourth proportional to 124,058.52, 171,204.30 and 67,473.54 is: 93,115.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,058.52 : 171,204.30 = 67,473.54 : x
  2. Step 2: Convert to fraction form
    124,058.52/171,204.30 = 67,473.54/x
  3. Step 3: Cross multiply
    124,058.52x = 171,204.30 × 67,473.54
  4. Step 4: Simplify right side
    124,058.52x = 11,551,760,184.22
  5. Step 5: Solve for x
    x = 11,551,760,184.22/124,058.52
  6. Step 6: Final answer
    x = 93,115.41

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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.