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Finding the Fourth Proportional to 48,517.74, 72,776.93 and 16,927.67

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Solution

The fourth proportional to 48,517.74, 72,776.93 and 16,927.67 is: 25,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,517.74 : 72,776.93 = 16,927.67 : x
  2. Step 2: Convert to fraction form
    48,517.74/72,776.93 = 16,927.67/x
  3. Step 3: Cross multiply
    48,517.74x = 72,776.93 × 16,927.67
  4. Step 4: Simplify right side
    48,517.74x = 1,231,943,854.65
  5. Step 5: Solve for x
    x = 1,231,943,854.65/48,517.74
  6. Step 6: Final answer
    x = 25,391.62

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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.