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Finding the Fourth Proportional to 61,884.04, 85,391.22 and 36,743.56

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Solution

The fourth proportional to 61,884.04, 85,391.22 and 36,743.56 is: 50,700.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,884.04 : 85,391.22 = 36,743.56 : x
  2. Step 2: Convert to fraction form
    61,884.04/85,391.22 = 36,743.56/x
  3. Step 3: Cross multiply
    61,884.04x = 85,391.22 × 36,743.56
  4. Step 4: Simplify right side
    61,884.04x = 3,137,577,415.54
  5. Step 5: Solve for x
    x = 3,137,577,415.54/61,884.04
  6. Step 6: Final answer
    x = 50,700.91

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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.