Home / 33,119.16-49,569.66-18,103.38

Finding the Fourth Proportional to 33,119.16, 49,569.66 and 18,103.38

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Solution

The fourth proportional to 33,119.16, 49,569.66 and 18,103.38 is: 27,095.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,119.16 : 49,569.66 = 18,103.38 : x
  2. Step 2: Convert to fraction form
    33,119.16/49,569.66 = 18,103.38/x
  3. Step 3: Cross multiply
    33,119.16x = 49,569.66 × 18,103.38
  4. Step 4: Simplify right side
    33,119.16x = 897,378,391.45
  5. Step 5: Solve for x
    x = 897,378,391.45/33,119.16
  6. Step 6: Final answer
    x = 27,095.45

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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.