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Finding the Fourth Proportional to 37,330, 55,995 and 15,442

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Solution

The fourth proportional to 37,330, 55,995 and 15,442 is: 23,163

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,330 : 55,995 = 15,442 : x
  2. Step 2: Convert to fraction form
    37,330/55,995 = 15,442/x
  3. Step 3: Cross multiply
    37,330x = 55,995 × 15,442
  4. Step 4: Simplify right side
    37,330x = 864,674,790
  5. Step 5: Solve for x
    x = 864,674,790/37,330
  6. Step 6: Final answer
    x = 23,163

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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.