Home / 83,725.65-125,366.33-50,399.96

Finding the Fourth Proportional to 83,725.65, 125,366.33 and 50,399.96

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Solution

The fourth proportional to 83,725.65, 125,366.33 and 50,399.96 is: 75,466.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,725.65 : 125,366.33 = 50,399.96 : x
  2. Step 2: Convert to fraction form
    83,725.65/125,366.33 = 50,399.96/x
  3. Step 3: Cross multiply
    83,725.65x = 125,366.33 × 50,399.96
  4. Step 4: Simplify right side
    83,725.65x = 6,318,457,516.52
  5. Step 5: Solve for x
    x = 6,318,457,516.52/83,725.65
  6. Step 6: Final answer
    x = 75,466.21

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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.