Home / 168,463.05-232,477.24-91,981.90

Finding the Fourth Proportional to 168,463.05, 232,477.24 and 91,981.90

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Solution

The fourth proportional to 168,463.05, 232,477.24 and 91,981.90 is: 126,934.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,463.05 : 232,477.24 = 91,981.90 : x
  2. Step 2: Convert to fraction form
    168,463.05/232,477.24 = 91,981.90/x
  3. Step 3: Cross multiply
    168,463.05x = 232,477.24 × 91,981.90
  4. Step 4: Simplify right side
    168,463.05x = 21,383,698,363.24
  5. Step 5: Solve for x
    x = 21,383,698,363.24/168,463.05
  6. Step 6: Final answer
    x = 126,934.06

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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.