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Finding the Fourth Proportional to 37,212, 55,803.42 and 15,021.24

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Solution

The fourth proportional to 37,212, 55,803.42 and 15,021.24 is: 22,525.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,212 : 55,803.42 = 15,021.24 : x
  2. Step 2: Convert to fraction form
    37,212/55,803.42 = 15,021.24/x
  3. Step 3: Cross multiply
    37,212x = 55,803.42 × 15,021.24
  4. Step 4: Simplify right side
    37,212x = 838,236,564.64
  5. Step 5: Solve for x
    x = 838,236,564.64/37,212
  6. Step 6: Final answer
    x = 22,525.97

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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.