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Finding the Fourth Proportional to 61,752.68, 92,629.38 and 17,379.83

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Solution

The fourth proportional to 61,752.68, 92,629.38 and 17,379.83 is: 26,069.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,752.68 : 92,629.38 = 17,379.83 : x
  2. Step 2: Convert to fraction form
    61,752.68/92,629.38 = 17,379.83/x
  3. Step 3: Cross multiply
    61,752.68x = 92,629.38 × 17,379.83
  4. Step 4: Simplify right side
    61,752.68x = 1,609,882,414.26
  5. Step 5: Solve for x
    x = 1,609,882,414.26/61,752.68
  6. Step 6: Final answer
    x = 26,069.84

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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.