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Finding the Fourth Proportional to 168,777.66, 232,672.86 and 114,993.84

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Solution

The fourth proportional to 168,777.66, 232,672.86 and 114,993.84 is: 158,527.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,777.66 : 232,672.86 = 114,993.84 : x
  2. Step 2: Convert to fraction form
    168,777.66/232,672.86 = 114,993.84/x
  3. Step 3: Cross multiply
    168,777.66x = 232,672.86 × 114,993.84
  4. Step 4: Simplify right side
    168,777.66x = 26,755,945,635.18
  5. Step 5: Solve for x
    x = 26,755,945,635.18/168,777.66
  6. Step 6: Final answer
    x = 158,527.77

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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.