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Finding the Fourth Proportional to 17,950.86, 24,772.50 and 9,992.52

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Solution

The fourth proportional to 17,950.86, 24,772.50 and 9,992.52 is: 13,789.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,950.86 : 24,772.50 = 9,992.52 : x
  2. Step 2: Convert to fraction form
    17,950.86/24,772.50 = 9,992.52/x
  3. Step 3: Cross multiply
    17,950.86x = 24,772.50 × 9,992.52
  4. Step 4: Simplify right side
    17,950.86x = 247,539,701.70
  5. Step 5: Solve for x
    x = 247,539,701.70/17,950.86
  6. Step 6: Final answer
    x = 13,789.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.