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Finding the Fourth Proportional to 92,586.33, 138,850.79 and 33,414.30

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Solution

The fourth proportional to 92,586.33, 138,850.79 and 33,414.30 is: 50,111.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,586.33 : 138,850.79 = 33,414.30 : x
  2. Step 2: Convert to fraction form
    92,586.33/138,850.79 = 33,414.30/x
  3. Step 3: Cross multiply
    92,586.33x = 138,850.79 × 33,414.30
  4. Step 4: Simplify right side
    92,586.33x = 4,639,601,785.23
  5. Step 5: Solve for x
    x = 4,639,601,785.23/92,586.33
  6. Step 6: Final answer
    x = 50,111.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.