Home / 132,693.19-199,073.50-39,198.94

Finding the Fourth Proportional to 132,693.19, 199,073.50 and 39,198.94

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Solution

The fourth proportional to 132,693.19, 199,073.50 and 39,198.94 is: 58,808.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,693.19 : 199,073.50 = 39,198.94 : x
  2. Step 2: Convert to fraction form
    132,693.19/199,073.50 = 39,198.94/x
  3. Step 3: Cross multiply
    132,693.19x = 199,073.50 × 39,198.94
  4. Step 4: Simplify right side
    132,693.19x = 7,803,469,586.41
  5. Step 5: Solve for x
    x = 7,803,469,586.41/132,693.19
  6. Step 6: Final answer
    x = 58,808.37

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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.