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Finding the Fourth Proportional to 168,703.44, 232,651.62 and 108,292.56

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Solution

The fourth proportional to 168,703.44, 232,651.62 and 108,292.56 is: 149,341.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,703.44 : 232,651.62 = 108,292.56 : x
  2. Step 2: Convert to fraction form
    168,703.44/232,651.62 = 108,292.56/x
  3. Step 3: Cross multiply
    168,703.44x = 232,651.62 × 108,292.56
  4. Step 4: Simplify right side
    168,703.44x = 25,194,439,517.95
  5. Step 5: Solve for x
    x = 25,194,439,517.95/168,703.44
  6. Step 6: Final answer
    x = 149,341.59

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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.