Home / 132,979.44-199,506.69-54,150.24

Finding the Fourth Proportional to 132,979.44, 199,506.69 and 54,150.24

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Solution

The fourth proportional to 132,979.44, 199,506.69 and 54,150.24 is: 81,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,979.44 : 199,506.69 = 54,150.24 : x
  2. Step 2: Convert to fraction form
    132,979.44/199,506.69 = 54,150.24/x
  3. Step 3: Cross multiply
    132,979.44x = 199,506.69 × 54,150.24
  4. Step 4: Simplify right side
    132,979.44x = 10,803,335,145.11
  5. Step 5: Solve for x
    x = 10,803,335,145.11/132,979.44
  6. Step 6: Final answer
    x = 81,240.64

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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.