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Finding the Fourth Proportional to 207,101.56, 310,600.94 and 88,759.48

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Solution

The fourth proportional to 207,101.56, 310,600.94 and 88,759.48 is: 133,117.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,101.56 : 310,600.94 = 88,759.48 : x
  2. Step 2: Convert to fraction form
    207,101.56/310,600.94 = 88,759.48/x
  3. Step 3: Cross multiply
    207,101.56x = 310,600.94 × 88,759.48
  4. Step 4: Simplify right side
    207,101.56x = 27,568,777,921.91
  5. Step 5: Solve for x
    x = 27,568,777,921.91/207,101.56
  6. Step 6: Final answer
    x = 133,117.19

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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.