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Finding the Fourth Proportional to 169,593.40, 234,080.58 and 98,016.40

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Solution

The fourth proportional to 169,593.40, 234,080.58 and 98,016.40 is: 135,286.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,593.40 : 234,080.58 = 98,016.40 : x
  2. Step 2: Convert to fraction form
    169,593.40/234,080.58 = 98,016.40/x
  3. Step 3: Cross multiply
    169,593.40x = 234,080.58 × 98,016.40
  4. Step 4: Simplify right side
    169,593.40x = 22,943,735,761.51
  5. Step 5: Solve for x
    x = 22,943,735,761.51/169,593.40
  6. Step 6: Final answer
    x = 135,286.73

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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.