Home / 168,949.70-253,432.96-50,609.76

Finding the Fourth Proportional to 168,949.70, 253,432.96 and 50,609.76

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Solution

The fourth proportional to 168,949.70, 253,432.96 and 50,609.76 is: 75,917.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,949.70 : 253,432.96 = 50,609.76 : x
  2. Step 2: Convert to fraction form
    168,949.70/253,432.96 = 50,609.76/x
  3. Step 3: Cross multiply
    168,949.70x = 253,432.96 × 50,609.76
  4. Step 4: Simplify right side
    168,949.70x = 12,826,181,281.69
  5. Step 5: Solve for x
    x = 12,826,181,281.69/168,949.70
  6. Step 6: Final answer
    x = 75,917.16

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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.