Home / 204,231.20-306,346.92-64,000.76

Finding the Fourth Proportional to 204,231.20, 306,346.92 and 64,000.76

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Solution

The fourth proportional to 204,231.20, 306,346.92 and 64,000.76 is: 96,001.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,231.20 : 306,346.92 = 64,000.76 : x
  2. Step 2: Convert to fraction form
    204,231.20/306,346.92 = 64,000.76/x
  3. Step 3: Cross multiply
    204,231.20x = 306,346.92 × 64,000.76
  4. Step 4: Simplify right side
    204,231.20x = 19,606,435,703.66
  5. Step 5: Solve for x
    x = 19,606,435,703.66/204,231.20
  6. Step 6: Final answer
    x = 96,001.18

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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.