Home / 129,955.65-194,940.42-41,216.23

Finding the Fourth Proportional to 129,955.65, 194,940.42 and 41,216.23

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Solution

The fourth proportional to 129,955.65, 194,940.42 and 41,216.23 is: 61,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,955.65 : 194,940.42 = 41,216.23 : x
  2. Step 2: Convert to fraction form
    129,955.65/194,940.42 = 41,216.23/x
  3. Step 3: Cross multiply
    129,955.65x = 194,940.42 × 41,216.23
  4. Step 4: Simplify right side
    129,955.65x = 8,034,709,187.02
  5. Step 5: Solve for x
    x = 8,034,709,187.02/129,955.65
  6. Step 6: Final answer
    x = 61,826.55

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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.