Home / 119,747.70-179,621.55-106,269.30

Finding the Fourth Proportional to 119,747.70, 179,621.55 and 106,269.30

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Solution

The fourth proportional to 119,747.70, 179,621.55 and 106,269.30 is: 159,403.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,747.70 : 179,621.55 = 106,269.30 : x
  2. Step 2: Convert to fraction form
    119,747.70/179,621.55 = 106,269.30/x
  3. Step 3: Cross multiply
    119,747.70x = 179,621.55 × 106,269.30
  4. Step 4: Simplify right side
    119,747.70x = 19,088,256,383.42
  5. Step 5: Solve for x
    x = 19,088,256,383.42/119,747.70
  6. Step 6: Final answer
    x = 159,403.95

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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.