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Finding the Fourth Proportional to 61,550.68, 92,291.39 and 19,422.91

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Solution

The fourth proportional to 61,550.68, 92,291.39 and 19,422.91 is: 29,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,550.68 : 92,291.39 = 19,422.91 : x
  2. Step 2: Convert to fraction form
    61,550.68/92,291.39 = 19,422.91/x
  3. Step 3: Cross multiply
    61,550.68x = 92,291.39 × 19,422.91
  4. Step 4: Simplify right side
    61,550.68x = 1,792,567,179.57
  5. Step 5: Solve for x
    x = 1,792,567,179.57/61,550.68
  6. Step 6: Final answer
    x = 29,123.44

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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.