Home / 37,942.50-52,360.68-21,175.50

Finding the Fourth Proportional to 37,942.50, 52,360.68 and 21,175.50

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Solution

The fourth proportional to 37,942.50, 52,360.68 and 21,175.50 is: 29,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,942.50 : 52,360.68 = 21,175.50 : x
  2. Step 2: Convert to fraction form
    37,942.50/52,360.68 = 21,175.50/x
  3. Step 3: Cross multiply
    37,942.50x = 52,360.68 × 21,175.50
  4. Step 4: Simplify right side
    37,942.50x = 1,108,763,579.34
  5. Step 5: Solve for x
    x = 1,108,763,579.34/37,942.50
  6. Step 6: Final answer
    x = 29,222.21

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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.