Home / 182,221.54-251,471.97-105,734.86

Finding the Fourth Proportional to 182,221.54, 251,471.97 and 105,734.86

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Solution

The fourth proportional to 182,221.54, 251,471.97 and 105,734.86 is: 145,917.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,221.54 : 251,471.97 = 105,734.86 : x
  2. Step 2: Convert to fraction form
    182,221.54/251,471.97 = 105,734.86/x
  3. Step 3: Cross multiply
    182,221.54x = 251,471.97 × 105,734.86
  4. Step 4: Simplify right side
    182,221.54x = 26,589,353,541.87
  5. Step 5: Solve for x
    x = 26,589,353,541.87/182,221.54
  6. Step 6: Final answer
    x = 145,917.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.