Home / 132,935.85-199,441.44-54,106.65

Finding the Fourth Proportional to 132,935.85, 199,441.44 and 54,106.65

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Solution

The fourth proportional to 132,935.85, 199,441.44 and 54,106.65 is: 81,175.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,935.85 : 199,441.44 = 54,106.65 : x
  2. Step 2: Convert to fraction form
    132,935.85/199,441.44 = 54,106.65/x
  3. Step 3: Cross multiply
    132,935.85x = 199,441.44 × 54,106.65
  4. Step 4: Simplify right side
    132,935.85x = 10,791,108,189.58
  5. Step 5: Solve for x
    x = 10,791,108,189.58/132,935.85
  6. Step 6: Final answer
    x = 81,175.31

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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.