Home / 49,578.57-74,395.14-21,498.84

Finding the Fourth Proportional to 49,578.57, 74,395.14 and 21,498.84

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Solution

The fourth proportional to 49,578.57, 74,395.14 and 21,498.84 is: 32,260.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,578.57 : 74,395.14 = 21,498.84 : x
  2. Step 2: Convert to fraction form
    49,578.57/74,395.14 = 21,498.84/x
  3. Step 3: Cross multiply
    49,578.57x = 74,395.14 × 21,498.84
  4. Step 4: Simplify right side
    49,578.57x = 1,599,409,211.64
  5. Step 5: Solve for x
    x = 1,599,409,211.64/49,578.57
  6. Step 6: Final answer
    x = 32,260.09

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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.