Home / 264,178.12-396,422.70-98,082.76

Finding the Fourth Proportional to 264,178.12, 396,422.70 and 98,082.76

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Solution

The fourth proportional to 264,178.12, 396,422.70 and 98,082.76 is: 147,181.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,178.12 : 396,422.70 = 98,082.76 : x
  2. Step 2: Convert to fraction form
    264,178.12/396,422.70 = 98,082.76/x
  3. Step 3: Cross multiply
    264,178.12x = 396,422.70 × 98,082.76
  4. Step 4: Simplify right side
    264,178.12x = 38,882,232,542.65
  5. Step 5: Solve for x
    x = 38,882,232,542.65/264,178.12
  6. Step 6: Final answer
    x = 147,181.88

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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.