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Finding the Fourth Proportional to 37,607.63, 51,898.52 and 20,843.87

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Solution

The fourth proportional to 37,607.63, 51,898.52 and 20,843.87 is: 28,764.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,607.63 : 51,898.52 = 20,843.87 : x
  2. Step 2: Convert to fraction form
    37,607.63/51,898.52 = 20,843.87/x
  3. Step 3: Cross multiply
    37,607.63x = 51,898.52 × 20,843.87
  4. Step 4: Simplify right side
    37,607.63x = 1,081,765,796.69
  5. Step 5: Solve for x
    x = 1,081,765,796.69/37,607.63
  6. Step 6: Final answer
    x = 28,764.53

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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.