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Finding the Fourth Proportional to 92,523.44, 127,680.90 and 50,081.60

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Solution

The fourth proportional to 92,523.44, 127,680.90 and 50,081.60 is: 69,111.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,523.44 : 127,680.90 = 50,081.60 : x
  2. Step 2: Convert to fraction form
    92,523.44/127,680.90 = 50,081.60/x
  3. Step 3: Cross multiply
    92,523.44x = 127,680.90 × 50,081.60
  4. Step 4: Simplify right side
    92,523.44x = 6,394,463,761.44
  5. Step 5: Solve for x
    x = 6,394,463,761.44/92,523.44
  6. Step 6: Final answer
    x = 69,111.82

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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.