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Finding the Fourth Proportional to 62,147.44, 85,736.14 and 41,996.98

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Solution

The fourth proportional to 62,147.44, 85,736.14 and 41,996.98 is: 57,937.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,147.44 : 85,736.14 = 41,996.98 : x
  2. Step 2: Convert to fraction form
    62,147.44/85,736.14 = 41,996.98/x
  3. Step 3: Cross multiply
    62,147.44x = 85,736.14 × 41,996.98
  4. Step 4: Simplify right side
    62,147.44x = 3,600,658,956.86
  5. Step 5: Solve for x
    x = 3,600,658,956.86/62,147.44
  6. Step 6: Final answer
    x = 57,937.37

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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.