Home / 334,723.60-502,082.20-82,005.20

Finding the Fourth Proportional to 334,723.60, 502,082.20 and 82,005.20

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Solution

The fourth proportional to 334,723.60, 502,082.20 and 82,005.20 is: 123,007.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,723.60 : 502,082.20 = 82,005.20 : x
  2. Step 2: Convert to fraction form
    334,723.60/502,082.20 = 82,005.20/x
  3. Step 3: Cross multiply
    334,723.60x = 502,082.20 × 82,005.20
  4. Step 4: Simplify right side
    334,723.60x = 41,173,351,227.44
  5. Step 5: Solve for x
    x = 41,173,351,227.44/334,723.60
  6. Step 6: Final answer
    x = 123,007.02

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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.