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Finding the Fourth Proportional to 168,707.44, 232,657.14 and 108,296.56

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Solution

The fourth proportional to 168,707.44, 232,657.14 and 108,296.56 is: 149,347.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,707.44 : 232,657.14 = 108,296.56 : x
  2. Step 2: Convert to fraction form
    168,707.44/232,657.14 = 108,296.56/x
  3. Step 3: Cross multiply
    168,707.44x = 232,657.14 × 108,296.56
  4. Step 4: Simplify right side
    168,707.44x = 25,195,967,921.44
  5. Step 5: Solve for x
    x = 25,195,967,921.44/168,707.44
  6. Step 6: Final answer
    x = 149,347.11

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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.