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Finding the Fourth Proportional to 57,992.89, 80,068.75 and 44,540.11

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Solution

The fourth proportional to 57,992.89, 80,068.75 and 44,540.11 is: 61,494.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,992.89 : 80,068.75 = 44,540.11 : x
  2. Step 2: Convert to fraction form
    57,992.89/80,068.75 = 44,540.11/x
  3. Step 3: Cross multiply
    57,992.89x = 80,068.75 × 44,540.11
  4. Step 4: Simplify right side
    57,992.89x = 3,566,270,532.22
  5. Step 5: Solve for x
    x = 3,566,270,532.22/57,992.89
  6. Step 6: Final answer
    x = 61,494.96

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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.