Home / 62,383.89-86,099.49-39,732.65

Finding the Fourth Proportional to 62,383.89, 86,099.49 and 39,732.65

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Solution

The fourth proportional to 62,383.89, 86,099.49 and 39,732.65 is: 54,837.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,383.89 : 86,099.49 = 39,732.65 : x
  2. Step 2: Convert to fraction form
    62,383.89/86,099.49 = 39,732.65/x
  3. Step 3: Cross multiply
    62,383.89x = 86,099.49 × 39,732.65
  4. Step 4: Simplify right side
    62,383.89x = 3,420,960,470.85
  5. Step 5: Solve for x
    x = 3,420,960,470.85/62,383.89
  6. Step 6: Final answer
    x = 54,837.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.