Home / 37,868.70-52,252.66-21,950.04

Finding the Fourth Proportional to 37,868.70, 52,252.66 and 21,950.04

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Solution

The fourth proportional to 37,868.70, 52,252.66 and 21,950.04 is: 30,287.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,868.70 : 52,252.66 = 21,950.04 : x
  2. Step 2: Convert to fraction form
    37,868.70/52,252.66 = 21,950.04/x
  3. Step 3: Cross multiply
    37,868.70x = 52,252.66 × 21,950.04
  4. Step 4: Simplify right side
    37,868.70x = 1,146,947,977.11
  5. Step 5: Solve for x
    x = 1,146,947,977.11/37,868.70
  6. Step 6: Final answer
    x = 30,287.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.