Home / 33,117.90-49,568.25-18,102.02

Finding the Fourth Proportional to 33,117.90, 49,568.25 and 18,102.02

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Solution

The fourth proportional to 33,117.90, 49,568.25 and 18,102.02 is: 27,093.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,117.90 : 49,568.25 = 18,102.02 : x
  2. Step 2: Convert to fraction form
    33,117.90/49,568.25 = 18,102.02/x
  3. Step 3: Cross multiply
    33,117.90x = 49,568.25 × 18,102.02
  4. Step 4: Simplify right side
    33,117.90x = 897,285,205.02
  5. Step 5: Solve for x
    x = 897,285,205.02/33,117.90
  6. Step 6: Final answer
    x = 27,093.66

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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.