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Finding the Fourth Proportional to 52,992.45, 79,439.27 and 17,907.57

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Solution

The fourth proportional to 52,992.45, 79,439.27 and 17,907.57 is: 26,844.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,992.45 : 79,439.27 = 17,907.57 : x
  2. Step 2: Convert to fraction form
    52,992.45/79,439.27 = 17,907.57/x
  3. Step 3: Cross multiply
    52,992.45x = 79,439.27 × 17,907.57
  4. Step 4: Simplify right side
    52,992.45x = 1,422,564,198.74
  5. Step 5: Solve for x
    x = 1,422,564,198.74/52,992.45
  6. Step 6: Final answer
    x = 26,844.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.