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Finding the Fourth Proportional to 169,711.88, 234,184.77 and 98,114.76

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Solution

The fourth proportional to 169,711.88, 234,184.77 and 98,114.76 is: 135,388.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,711.88 : 234,184.77 = 98,114.76 : x
  2. Step 2: Convert to fraction form
    169,711.88/234,184.77 = 98,114.76/x
  3. Step 3: Cross multiply
    169,711.88x = 234,184.77 × 98,114.76
  4. Step 4: Simplify right side
    169,711.88x = 22,976,982,504.21
  5. Step 5: Solve for x
    x = 22,976,982,504.21/169,711.88
  6. Step 6: Final answer
    x = 135,388.18

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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.