Home / 39,836.53-59,740.83-11,749.12

Finding the Fourth Proportional to 39,836.53, 59,740.83 and 11,749.12

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Solution

The fourth proportional to 39,836.53, 59,740.83 and 11,749.12 is: 17,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,836.53 : 59,740.83 = 11,749.12 : x
  2. Step 2: Convert to fraction form
    39,836.53/59,740.83 = 11,749.12/x
  3. Step 3: Cross multiply
    39,836.53x = 59,740.83 × 11,749.12
  4. Step 4: Simplify right side
    39,836.53x = 701,902,180.57
  5. Step 5: Solve for x
    x = 701,902,180.57/39,836.53
  6. Step 6: Final answer
    x = 17,619.56

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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.