Home / 96,111.54-132,641.25-70,734.09

Finding the Fourth Proportional to 96,111.54, 132,641.25 and 70,734.09

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Solution

The fourth proportional to 96,111.54, 132,641.25 and 70,734.09 is: 97,618.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,111.54 : 132,641.25 = 70,734.09 : x
  2. Step 2: Convert to fraction form
    96,111.54/132,641.25 = 70,734.09/x
  3. Step 3: Cross multiply
    96,111.54x = 132,641.25 × 70,734.09
  4. Step 4: Simplify right side
    96,111.54x = 9,382,258,115.21
  5. Step 5: Solve for x
    x = 9,382,258,115.21/96,111.54
  6. Step 6: Final answer
    x = 97,618.43

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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.