Home / 167,427.20-251,140.80-108,329.60

Finding the Fourth Proportional to 167,427.20, 251,140.80 and 108,329.60

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Solution

The fourth proportional to 167,427.20, 251,140.80 and 108,329.60 is: 162,494.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,427.20 : 251,140.80 = 108,329.60 : x
  2. Step 2: Convert to fraction form
    167,427.20/251,140.80 = 108,329.60/x
  3. Step 3: Cross multiply
    167,427.20x = 251,140.80 × 108,329.60
  4. Step 4: Simplify right side
    167,427.20x = 27,205,982,407.68
  5. Step 5: Solve for x
    x = 27,205,982,407.68/167,427.20
  6. Step 6: Final answer
    x = 162,494.40

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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.