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Finding the Fourth Proportional to 169,676.55, 234,127.59 and 98,042.68

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Solution

The fourth proportional to 169,676.55, 234,127.59 and 98,042.68 is: 135,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,676.55 : 234,127.59 = 98,042.68 : x
  2. Step 2: Convert to fraction form
    169,676.55/234,127.59 = 98,042.68/x
  3. Step 3: Cross multiply
    169,676.55x = 234,127.59 × 98,042.68
  4. Step 4: Simplify right side
    169,676.55x = 22,954,496,385.54
  5. Step 5: Solve for x
    x = 22,954,496,385.54/169,676.55
  6. Step 6: Final answer
    x = 135,283.85

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1.5x scale

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.