Home / 179,162.40-268,743.60-159,808.80

Finding the Fourth Proportional to 179,162.40, 268,743.60 and 159,808.80

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Solution

The fourth proportional to 179,162.40, 268,743.60 and 159,808.80 is: 239,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,162.40 : 268,743.60 = 159,808.80 : x
  2. Step 2: Convert to fraction form
    179,162.40/268,743.60 = 159,808.80/x
  3. Step 3: Cross multiply
    179,162.40x = 268,743.60 × 159,808.80
  4. Step 4: Simplify right side
    179,162.40x = 42,947,592,223.68
  5. Step 5: Solve for x
    x = 42,947,592,223.68/179,162.40
  6. Step 6: Final answer
    x = 239,713.20

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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.