Home / 168,991.38-233,233.72-96,393.92

Finding the Fourth Proportional to 168,991.38, 233,233.72 and 96,393.92

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Solution

The fourth proportional to 168,991.38, 233,233.72 and 96,393.92 is: 133,038.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,991.38 : 233,233.72 = 96,393.92 : x
  2. Step 2: Convert to fraction form
    168,991.38/233,233.72 = 96,393.92/x
  3. Step 3: Cross multiply
    168,991.38x = 233,233.72 × 96,393.92
  4. Step 4: Simplify right side
    168,991.38x = 22,482,311,139.83
  5. Step 5: Solve for x
    x = 22,482,311,139.83/168,991.38
  6. Step 6: Final answer
    x = 133,038.21

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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.