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Finding the Fourth Proportional to 37,392.63, 51,601.82 and 20,625.63

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Solution

The fourth proportional to 37,392.63, 51,601.82 and 20,625.63 is: 28,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,392.63 : 51,601.82 = 20,625.63 : x
  2. Step 2: Convert to fraction form
    37,392.63/51,601.82 = 20,625.63/x
  3. Step 3: Cross multiply
    37,392.63x = 51,601.82 × 20,625.63
  4. Step 4: Simplify right side
    37,392.63x = 1,064,320,046.65
  5. Step 5: Solve for x
    x = 1,064,320,046.65/37,392.63
  6. Step 6: Final answer
    x = 28,463.36

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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.