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Finding the Fourth Proportional to 62,791.68, 94,187.52 and 21,227.52

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Solution

The fourth proportional to 62,791.68, 94,187.52 and 21,227.52 is: 31,841.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,791.68 : 94,187.52 = 21,227.52 : x
  2. Step 2: Convert to fraction form
    62,791.68/94,187.52 = 21,227.52/x
  3. Step 3: Cross multiply
    62,791.68x = 94,187.52 × 21,227.52
  4. Step 4: Simplify right side
    62,791.68x = 1,999,367,464.55
  5. Step 5: Solve for x
    x = 1,999,367,464.55/62,791.68
  6. Step 6: Final answer
    x = 31,841.28

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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.