Home / 156,247.20-234,301.68-45,447.84

Finding the Fourth Proportional to 156,247.20, 234,301.68 and 45,447.84

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Solution

The fourth proportional to 156,247.20, 234,301.68 and 45,447.84 is: 68,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,247.20 : 234,301.68 = 45,447.84 : x
  2. Step 2: Convert to fraction form
    156,247.20/234,301.68 = 45,447.84/x
  3. Step 3: Cross multiply
    156,247.20x = 234,301.68 × 45,447.84
  4. Step 4: Simplify right side
    156,247.20x = 10,648,505,264.37
  5. Step 5: Solve for x
    x = 10,648,505,264.37/156,247.20
  6. Step 6: Final answer
    x = 68,151.65

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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.