Home / 96,121.54-132,655.05-70,744.09

Finding the Fourth Proportional to 96,121.54, 132,655.05 and 70,744.09

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Solution

The fourth proportional to 96,121.54, 132,655.05 and 70,744.09 is: 97,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,121.54 : 132,655.05 = 70,744.09 : x
  2. Step 2: Convert to fraction form
    96,121.54/132,655.05 = 70,744.09/x
  3. Step 3: Cross multiply
    96,121.54x = 132,655.05 × 70,744.09
  4. Step 4: Simplify right side
    96,121.54x = 9,384,560,796.15
  5. Step 5: Solve for x
    x = 9,384,560,796.15/96,121.54
  6. Step 6: Final answer
    x = 97,632.24

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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.