Home / 155,261.28-232,891.92-123,949.92

Finding the Fourth Proportional to 155,261.28, 232,891.92 and 123,949.92

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Solution

The fourth proportional to 155,261.28, 232,891.92 and 123,949.92 is: 185,924.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,261.28 : 232,891.92 = 123,949.92 : x
  2. Step 2: Convert to fraction form
    155,261.28/232,891.92 = 123,949.92/x
  3. Step 3: Cross multiply
    155,261.28x = 232,891.92 × 123,949.92
  4. Step 4: Simplify right side
    155,261.28x = 28,866,934,852.65
  5. Step 5: Solve for x
    x = 28,866,934,852.65/155,261.28
  6. Step 6: Final answer
    x = 185,924.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.