Home / 156,253.20-234,310.68-45,453.84

Finding the Fourth Proportional to 156,253.20, 234,310.68 and 45,453.84

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Solution

The fourth proportional to 156,253.20, 234,310.68 and 45,453.84 is: 68,160.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,253.20 : 234,310.68 = 45,453.84 : x
  2. Step 2: Convert to fraction form
    156,253.20/234,310.68 = 45,453.84/x
  3. Step 3: Cross multiply
    156,253.20x = 234,310.68 × 45,453.84
  4. Step 4: Simplify right side
    156,253.20x = 10,650,320,159.01
  5. Step 5: Solve for x
    x = 10,650,320,159.01/156,253.20
  6. Step 6: Final answer
    x = 68,160.65

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1.5x scale

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.