Home / 132,544.23-198,940.92-69,409.65

Finding the Fourth Proportional to 132,544.23, 198,940.92 and 69,409.65

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Solution

The fourth proportional to 132,544.23, 198,940.92 and 69,409.65 is: 104,179.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,544.23 : 198,940.92 = 69,409.65 : x
  2. Step 2: Convert to fraction form
    132,544.23/198,940.92 = 69,409.65/x
  3. Step 3: Cross multiply
    132,544.23x = 198,940.92 × 69,409.65
  4. Step 4: Simplify right side
    132,544.23x = 13,808,419,280.83
  5. Step 5: Solve for x
    x = 13,808,419,280.83/132,544.23
  6. Step 6: Final answer
    x = 104,179.71

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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.