Home / 132,977.94-199,504.44-54,148.74

Finding the Fourth Proportional to 132,977.94, 199,504.44 and 54,148.74

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Solution

The fourth proportional to 132,977.94, 199,504.44 and 54,148.74 is: 81,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,977.94 : 199,504.44 = 54,148.74 : x
  2. Step 2: Convert to fraction form
    132,977.94/199,504.44 = 54,148.74/x
  3. Step 3: Cross multiply
    132,977.94x = 199,504.44 × 54,148.74
  4. Step 4: Simplify right side
    132,977.94x = 10,802,914,050.41
  5. Step 5: Solve for x
    x = 10,802,914,050.41/132,977.94
  6. Step 6: Final answer
    x = 81,238.39

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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.