Home / 119,579.20-179,368.79-104,182.72

Finding the Fourth Proportional to 119,579.20, 179,368.79 and 104,182.72

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Solution

The fourth proportional to 119,579.20, 179,368.79 and 104,182.72 is: 156,274.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,579.20 : 179,368.79 = 104,182.72 : x
  2. Step 2: Convert to fraction form
    119,579.20/179,368.79 = 104,182.72/x
  3. Step 3: Cross multiply
    119,579.20x = 179,368.79 × 104,182.72
  4. Step 4: Simplify right side
    119,579.20x = 18,687,127,788.92
  5. Step 5: Solve for x
    x = 18,687,127,788.92/119,579.20
  6. Step 6: Final answer
    x = 156,274.07

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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.