Home / 179,302.14-268,995.33-100,470.78

Finding the Fourth Proportional to 179,302.14, 268,995.33 and 100,470.78

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Solution

The fourth proportional to 179,302.14, 268,995.33 and 100,470.78 is: 150,729.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,302.14 : 268,995.33 = 100,470.78 : x
  2. Step 2: Convert to fraction form
    179,302.14/268,995.33 = 100,470.78/x
  3. Step 3: Cross multiply
    179,302.14x = 268,995.33 × 100,470.78
  4. Step 4: Simplify right side
    179,302.14x = 27,026,170,621.46
  5. Step 5: Solve for x
    x = 27,026,170,621.46/179,302.14
  6. Step 6: Final answer
    x = 150,729.77

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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.