Home / 232,115.80-320,376.79-141,521.73

Finding the Fourth Proportional to 232,115.80, 320,376.79 and 141,521.73

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Solution

The fourth proportional to 232,115.80, 320,376.79 and 141,521.73 is: 195,334.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,115.80 : 320,376.79 = 141,521.73 : x
  2. Step 2: Convert to fraction form
    232,115.80/320,376.79 = 141,521.73/x
  3. Step 3: Cross multiply
    232,115.80x = 320,376.79 × 141,521.73
  4. Step 4: Simplify right side
    232,115.80x = 45,340,277,572.65
  5. Step 5: Solve for x
    x = 45,340,277,572.65/232,115.80
  6. Step 6: Final answer
    x = 195,334.73

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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.