Home / 96,213.09-132,811.05-86,123.73

Finding the Fourth Proportional to 96,213.09, 132,811.05 and 86,123.73

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Solution

The fourth proportional to 96,213.09, 132,811.05 and 86,123.73 is: 118,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,213.09 : 132,811.05 = 86,123.73 : x
  2. Step 2: Convert to fraction form
    96,213.09/132,811.05 = 86,123.73/x
  3. Step 3: Cross multiply
    96,213.09x = 132,811.05 × 86,123.73
  4. Step 4: Simplify right side
    96,213.09x = 11,438,183,011.22
  5. Step 5: Solve for x
    x = 11,438,183,011.22/96,213.09
  6. Step 6: Final answer
    x = 118,883.85

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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.