Home / 132,037.20-197,764.20-53,110.80

Finding the Fourth Proportional to 132,037.20, 197,764.20 and 53,110.80

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Solution

The fourth proportional to 132,037.20, 197,764.20 and 53,110.80 is: 79,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,037.20 : 197,764.20 = 53,110.80 : x
  2. Step 2: Convert to fraction form
    132,037.20/197,764.20 = 53,110.80/x
  3. Step 3: Cross multiply
    132,037.20x = 197,764.20 × 53,110.80
  4. Step 4: Simplify right side
    132,037.20x = 10,503,414,873.36
  5. Step 5: Solve for x
    x = 10,503,414,873.36/132,037.20
  6. Step 6: Final answer
    x = 79,548.91

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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.