Home / 49,920.86-68,890.91-27,260.03

Finding the Fourth Proportional to 49,920.86, 68,890.91 and 27,260.03

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Solution

The fourth proportional to 49,920.86, 68,890.91 and 27,260.03 is: 37,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,920.86 : 68,890.91 = 27,260.03 : x
  2. Step 2: Convert to fraction form
    49,920.86/68,890.91 = 27,260.03/x
  3. Step 3: Cross multiply
    49,920.86x = 68,890.91 × 27,260.03
  4. Step 4: Simplify right side
    49,920.86x = 1,877,967,792.57
  5. Step 5: Solve for x
    x = 1,877,967,792.57/49,920.86
  6. Step 6: Final answer
    x = 37,618.90

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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.