Home / 220,519.92-330,736.16-62,749.76

Finding the Fourth Proportional to 220,519.92, 330,736.16 and 62,749.76

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Solution

The fourth proportional to 220,519.92, 330,736.16 and 62,749.76 is: 94,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,519.92 : 330,736.16 = 62,749.76 : x
  2. Step 2: Convert to fraction form
    220,519.92/330,736.16 = 62,749.76/x
  3. Step 3: Cross multiply
    220,519.92x = 330,736.16 × 62,749.76
  4. Step 4: Simplify right side
    220,519.92x = 20,753,614,663.32
  5. Step 5: Solve for x
    x = 20,753,614,663.32/220,519.92
  6. Step 6: Final answer
    x = 94,112.20

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1.5x scale

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.