Home / 104,245.87-156,367.54-25,360.18

Finding the Fourth Proportional to 104,245.87, 156,367.54 and 25,360.18

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Solution

The fourth proportional to 104,245.87, 156,367.54 and 25,360.18 is: 38,039.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,245.87 : 156,367.54 = 25,360.18 : x
  2. Step 2: Convert to fraction form
    104,245.87/156,367.54 = 25,360.18/x
  3. Step 3: Cross multiply
    104,245.87x = 156,367.54 × 25,360.18
  4. Step 4: Simplify right side
    104,245.87x = 3,965,508,960.56
  5. Step 5: Solve for x
    x = 3,965,508,960.56/104,245.87
  6. Step 6: Final answer
    x = 38,039.96

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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.