Home / 51,968.67-77,961.20-16,900.13

Finding the Fourth Proportional to 51,968.67, 77,961.20 and 16,900.13

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Solution

The fourth proportional to 51,968.67, 77,961.20 and 16,900.13 is: 25,352.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,968.67 : 77,961.20 = 16,900.13 : x
  2. Step 2: Convert to fraction form
    51,968.67/77,961.20 = 16,900.13/x
  3. Step 3: Cross multiply
    51,968.67x = 77,961.20 × 16,900.13
  4. Step 4: Simplify right side
    51,968.67x = 1,317,553,940.65
  5. Step 5: Solve for x
    x = 1,317,553,940.65/51,968.67
  6. Step 6: Final answer
    x = 25,352.85

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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.