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Finding the Fourth Proportional to 168,706.44, 232,655.76 and 108,295.56

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Solution

The fourth proportional to 168,706.44, 232,655.76 and 108,295.56 is: 149,345.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,706.44 : 232,655.76 = 108,295.56 : x
  2. Step 2: Convert to fraction form
    168,706.44/232,655.76 = 108,295.56/x
  3. Step 3: Cross multiply
    168,706.44x = 232,655.76 × 108,295.56
  4. Step 4: Simplify right side
    168,706.44x = 25,195,585,816.43
  5. Step 5: Solve for x
    x = 25,195,585,816.43/168,706.44
  6. Step 6: Final answer
    x = 149,345.73

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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.