Home / 33,320.19-49,982.87-11,133.65

Finding the Fourth Proportional to 33,320.19, 49,982.87 and 11,133.65

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Solution

The fourth proportional to 33,320.19, 49,982.87 and 11,133.65 is: 16,701.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,320.19 : 49,982.87 = 11,133.65 : x
  2. Step 2: Convert to fraction form
    33,320.19/49,982.87 = 11,133.65/x
  3. Step 3: Cross multiply
    33,320.19x = 49,982.87 × 11,133.65
  4. Step 4: Simplify right side
    33,320.19x = 556,491,617.07
  5. Step 5: Solve for x
    x = 556,491,617.07/33,320.19
  6. Step 6: Final answer
    x = 16,701.33

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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.