Home / 169,513.21-254,269.78-132,101.27

Finding the Fourth Proportional to 169,513.21, 254,269.78 and 132,101.27

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Solution

The fourth proportional to 169,513.21, 254,269.78 and 132,101.27 is: 198,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,513.21 : 254,269.78 = 132,101.27 : x
  2. Step 2: Convert to fraction form
    169,513.21/254,269.78 = 132,101.27/x
  3. Step 3: Cross multiply
    169,513.21x = 254,269.78 × 132,101.27
  4. Step 4: Simplify right side
    169,513.21x = 33,589,360,860.62
  5. Step 5: Solve for x
    x = 33,589,360,860.62/169,513.21
  6. Step 6: Final answer
    x = 198,151.88

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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.