Home / 117,932.24-162,630.60-100,076.24

Finding the Fourth Proportional to 117,932.24, 162,630.60 and 100,076.24

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Solution

The fourth proportional to 117,932.24, 162,630.60 and 100,076.24 is: 138,006.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,932.24 : 162,630.60 = 100,076.24 : x
  2. Step 2: Convert to fraction form
    117,932.24/162,630.60 = 100,076.24/x
  3. Step 3: Cross multiply
    117,932.24x = 162,630.60 × 100,076.24
  4. Step 4: Simplify right side
    117,932.24x = 16,275,458,956.94
  5. Step 5: Solve for x
    x = 16,275,458,956.94/117,932.24
  6. Step 6: Final answer
    x = 138,006.87

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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.