Home / 132,983.88-199,303.44-54,006.36

Finding the Fourth Proportional to 132,983.88, 199,303.44 and 54,006.36

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Solution

The fourth proportional to 132,983.88, 199,303.44 and 54,006.36 is: 80,939.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,983.88 : 199,303.44 = 54,006.36 : x
  2. Step 2: Convert to fraction form
    132,983.88/199,303.44 = 54,006.36/x
  3. Step 3: Cross multiply
    132,983.88x = 199,303.44 × 54,006.36
  4. Step 4: Simplify right side
    132,983.88x = 10,763,653,329.88
  5. Step 5: Solve for x
    x = 10,763,653,329.88/132,983.88
  6. Step 6: Final answer
    x = 80,939.53

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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.