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Finding the Fourth Proportional to 66,873.30, 92,283.84 and 36,658.68

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Solution

The fourth proportional to 66,873.30, 92,283.84 and 36,658.68 is: 50,588.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,873.30 : 92,283.84 = 36,658.68 : x
  2. Step 2: Convert to fraction form
    66,873.30/92,283.84 = 36,658.68/x
  3. Step 3: Cross multiply
    66,873.30x = 92,283.84 × 36,658.68
  4. Step 4: Simplify right side
    66,873.30x = 3,383,003,759.73
  5. Step 5: Solve for x
    x = 3,383,003,759.73/66,873.30
  6. Step 6: Final answer
    x = 50,588.26

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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.