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Finding the Fourth Proportional to 181,197.92, 271,591.80 and 92,263.56

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Solution

The fourth proportional to 181,197.92, 271,591.80 and 92,263.56 is: 138,290.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,197.92 : 271,591.80 = 92,263.56 : x
  2. Step 2: Convert to fraction form
    181,197.92/271,591.80 = 92,263.56/x
  3. Step 3: Cross multiply
    181,197.92x = 271,591.80 × 92,263.56
  4. Step 4: Simplify right side
    181,197.92x = 25,058,026,334.81
  5. Step 5: Solve for x
    x = 25,058,026,334.81/181,197.92
  6. Step 6: Final answer
    x = 138,290.92

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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.