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Finding the Fourth Proportional to 37,625.20, 51,922.02 and 21,709.24

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Solution

The fourth proportional to 37,625.20, 51,922.02 and 21,709.24 is: 29,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,625.20 : 51,922.02 = 21,709.24 : x
  2. Step 2: Convert to fraction form
    37,625.20/51,922.02 = 21,709.24/x
  3. Step 3: Cross multiply
    37,625.20x = 51,922.02 × 21,709.24
  4. Step 4: Simplify right side
    37,625.20x = 1,127,187,593.46
  5. Step 5: Solve for x
    x = 1,127,187,593.46/37,625.20
  6. Step 6: Final answer
    x = 29,958.31

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1.5x scale

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.