Home / 204,478.02-306,765.50-64,236.65

Finding the Fourth Proportional to 204,478.02, 306,765.50 and 64,236.65

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Solution

The fourth proportional to 204,478.02, 306,765.50 and 64,236.65 is: 96,370.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,478.02 : 306,765.50 = 64,236.65 : x
  2. Step 2: Convert to fraction form
    204,478.02/306,765.50 = 64,236.65/x
  3. Step 3: Cross multiply
    204,478.02x = 306,765.50 × 64,236.65
  4. Step 4: Simplify right side
    204,478.02x = 19,705,586,200.56
  5. Step 5: Solve for x
    x = 19,705,586,200.56/204,478.02
  6. Step 6: Final answer
    x = 96,370.19

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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.