Home / 132,812.40-199,218.60-88,294.80

Finding the Fourth Proportional to 132,812.40, 199,218.60 and 88,294.80

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Solution

The fourth proportional to 132,812.40, 199,218.60 and 88,294.80 is: 132,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,812.40 : 199,218.60 = 88,294.80 : x
  2. Step 2: Convert to fraction form
    132,812.40/199,218.60 = 88,294.80/x
  3. Step 3: Cross multiply
    132,812.40x = 199,218.60 × 88,294.80
  4. Step 4: Simplify right side
    132,812.40x = 17,589,966,443.28
  5. Step 5: Solve for x
    x = 17,589,966,443.28/132,812.40
  6. Step 6: Final answer
    x = 132,442.20

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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.