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Finding the Fourth Proportional to 61,550.28, 92,252.52 and 28,242.27

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Solution

The fourth proportional to 61,550.28, 92,252.52 and 28,242.27 is: 42,329.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,550.28 : 92,252.52 = 28,242.27 : x
  2. Step 2: Convert to fraction form
    61,550.28/92,252.52 = 28,242.27/x
  3. Step 3: Cross multiply
    61,550.28x = 92,252.52 × 28,242.27
  4. Step 4: Simplify right side
    61,550.28x = 2,605,420,578.02
  5. Step 5: Solve for x
    x = 2,605,420,578.02/61,550.28
  6. Step 6: Final answer
    x = 42,329.95

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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.