Home / 132,985.14-199,477.23-54,080.82

Finding the Fourth Proportional to 132,985.14, 199,477.23 and 54,080.82

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Solution

The fourth proportional to 132,985.14, 199,477.23 and 54,080.82 is: 81,121.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,985.14 : 199,477.23 = 54,080.82 : x
  2. Step 2: Convert to fraction form
    132,985.14/199,477.23 = 54,080.82/x
  3. Step 3: Cross multiply
    132,985.14x = 199,477.23 × 54,080.82
  4. Step 4: Simplify right side
    132,985.14x = 10,787,892,169.73
  5. Step 5: Solve for x
    x = 10,787,892,169.73/132,985.14
  6. Step 6: Final answer
    x = 81,121.03

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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.