Home / 168,591.11-232,671.81-92,121.83

Finding the Fourth Proportional to 168,591.11, 232,671.81 and 92,121.83

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Solution

The fourth proportional to 168,591.11, 232,671.81 and 92,121.83 is: 127,136.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,591.11 : 232,671.81 = 92,121.83 : x
  2. Step 2: Convert to fraction form
    168,591.11/232,671.81 = 92,121.83/x
  3. Step 3: Cross multiply
    168,591.11x = 232,671.81 × 92,121.83
  4. Step 4: Simplify right side
    168,591.11x = 21,434,152,926.61
  5. Step 5: Solve for x
    x = 21,434,152,926.61/168,591.11
  6. Step 6: Final answer
    x = 127,136.91

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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.