Home / 295,388.20-443,082.30-153,670.60

Finding the Fourth Proportional to 295,388.20, 443,082.30 and 153,670.60

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Solution

The fourth proportional to 295,388.20, 443,082.30 and 153,670.60 is: 230,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,388.20 : 443,082.30 = 153,670.60 : x
  2. Step 2: Convert to fraction form
    295,388.20/443,082.30 = 153,670.60/x
  3. Step 3: Cross multiply
    295,388.20x = 443,082.30 × 153,670.60
  4. Step 4: Simplify right side
    295,388.20x = 68,088,722,890.38
  5. Step 5: Solve for x
    x = 68,088,722,890.38/295,388.20
  6. Step 6: Final answer
    x = 230,505.90

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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.