Home / 239,116.24-330,204.36-149,847.76

Finding the Fourth Proportional to 239,116.24, 330,204.36 and 149,847.76

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Solution

The fourth proportional to 239,116.24, 330,204.36 and 149,847.76 is: 206,930.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,116.24 : 330,204.36 = 149,847.76 : x
  2. Step 2: Convert to fraction form
    239,116.24/330,204.36 = 149,847.76/x
  3. Step 3: Cross multiply
    239,116.24x = 330,204.36 × 149,847.76
  4. Step 4: Simplify right side
    239,116.24x = 49,480,383,688.23
  5. Step 5: Solve for x
    x = 49,480,383,688.23/239,116.24
  6. Step 6: Final answer
    x = 206,930.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.