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Finding the Fourth Proportional to 57,382.92, 86,073.90 and 33,992.52

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Solution

The fourth proportional to 57,382.92, 86,073.90 and 33,992.52 is: 50,988.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,382.92 : 86,073.90 = 33,992.52 : x
  2. Step 2: Convert to fraction form
    57,382.92/86,073.90 = 33,992.52/x
  3. Step 3: Cross multiply
    57,382.92x = 86,073.90 × 33,992.52
  4. Step 4: Simplify right side
    57,382.92x = 2,925,868,767.23
  5. Step 5: Solve for x
    x = 2,925,868,767.23/57,382.92
  6. Step 6: Final answer
    x = 50,988.50

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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.