Home / 132,720.20-199,080.30-58,848.20

Finding the Fourth Proportional to 132,720.20, 199,080.30 and 58,848.20

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Solution

The fourth proportional to 132,720.20, 199,080.30 and 58,848.20 is: 88,272.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,720.20 : 199,080.30 = 58,848.20 : x
  2. Step 2: Convert to fraction form
    132,720.20/199,080.30 = 58,848.20/x
  3. Step 3: Cross multiply
    132,720.20x = 199,080.30 × 58,848.20
  4. Step 4: Simplify right side
    132,720.20x = 11,715,517,310.46
  5. Step 5: Solve for x
    x = 11,715,517,310.46/132,720.20
  6. Step 6: Final answer
    x = 88,272.30

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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.