Home / 132,005.49-198,004.97-38,512.05

Finding the Fourth Proportional to 132,005.49, 198,004.97 and 38,512.05

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Solution

The fourth proportional to 132,005.49, 198,004.97 and 38,512.05 is: 57,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,005.49 : 198,004.97 = 38,512.05 : x
  2. Step 2: Convert to fraction form
    132,005.49/198,004.97 = 38,512.05/x
  3. Step 3: Cross multiply
    132,005.49x = 198,004.97 × 38,512.05
  4. Step 4: Simplify right side
    132,005.49x = 7,625,577,112.33
  5. Step 5: Solve for x
    x = 7,625,577,112.33/132,005.49
  6. Step 6: Final answer
    x = 57,767.12

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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.