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Finding the Fourth Proportional to 37,633.82, 51,937.00 and 20,866.82

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Solution

The fourth proportional to 37,633.82, 51,937.00 and 20,866.82 is: 28,797.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,633.82 : 51,937.00 = 20,866.82 : x
  2. Step 2: Convert to fraction form
    37,633.82/51,937.00 = 20,866.82/x
  3. Step 3: Cross multiply
    37,633.82x = 51,937.00 × 20,866.82
  4. Step 4: Simplify right side
    37,633.82x = 1,083,759,718.49
  5. Step 5: Solve for x
    x = 1,083,759,718.49/37,633.82
  6. Step 6: Final answer
    x = 28,797.50

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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.