Home / 39,949.74-59,914.35-11,863.17

Finding the Fourth Proportional to 39,949.74, 59,914.35 and 11,863.17

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Solution

The fourth proportional to 39,949.74, 59,914.35 and 11,863.17 is: 17,791.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,949.74 : 59,914.35 = 11,863.17 : x
  2. Step 2: Convert to fraction form
    39,949.74/59,914.35 = 11,863.17/x
  3. Step 3: Cross multiply
    39,949.74x = 59,914.35 × 11,863.17
  4. Step 4: Simplify right side
    39,949.74x = 710,774,119.49
  5. Step 5: Solve for x
    x = 710,774,119.49/39,949.74
  6. Step 6: Final answer
    x = 17,791.71

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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.