Home / 179,042.40-268,621.20-119,944.80

Finding the Fourth Proportional to 179,042.40, 268,621.20 and 119,944.80

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Solution

The fourth proportional to 179,042.40, 268,621.20 and 119,944.80 is: 179,955.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,042.40 : 268,621.20 = 119,944.80 : x
  2. Step 2: Convert to fraction form
    179,042.40/268,621.20 = 119,944.80/x
  3. Step 3: Cross multiply
    179,042.40x = 268,621.20 × 119,944.80
  4. Step 4: Simplify right side
    179,042.40x = 32,219,716,109.76
  5. Step 5: Solve for x
    x = 32,219,716,109.76/179,042.40
  6. Step 6: Final answer
    x = 179,955.79

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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.