Home / 148,789.08-223,198.32-48,908.76

Finding the Fourth Proportional to 148,789.08, 223,198.32 and 48,908.76

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Solution

The fourth proportional to 148,789.08, 223,198.32 and 48,908.76 is: 73,367.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,789.08 : 223,198.32 = 48,908.76 : x
  2. Step 2: Convert to fraction form
    148,789.08/223,198.32 = 48,908.76/x
  3. Step 3: Cross multiply
    148,789.08x = 223,198.32 × 48,908.76
  4. Step 4: Simplify right side
    148,789.08x = 10,916,353,065.28
  5. Step 5: Solve for x
    x = 10,916,353,065.28/148,789.08
  6. Step 6: Final answer
    x = 73,367.97

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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.