Home / 39,849.19-59,759.83-11,761.77

Finding the Fourth Proportional to 39,849.19, 59,759.83 and 11,761.77

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Solution

The fourth proportional to 39,849.19, 59,759.83 and 11,761.77 is: 17,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,849.19 : 59,759.83 = 11,761.77 : x
  2. Step 2: Convert to fraction form
    39,849.19/59,759.83 = 11,761.77/x
  3. Step 3: Cross multiply
    39,849.19x = 59,759.83 × 11,761.77
  4. Step 4: Simplify right side
    39,849.19x = 702,881,375.70
  5. Step 5: Solve for x
    x = 702,881,375.70/39,849.19
  6. Step 6: Final answer
    x = 17,638.54

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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.