Home / 61,150.23-91,715.50-16,766.68

Finding the Fourth Proportional to 61,150.23, 91,715.50 and 16,766.68

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Solution

The fourth proportional to 61,150.23, 91,715.50 and 16,766.68 is: 25,147.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,150.23 : 91,715.50 = 16,766.68 : x
  2. Step 2: Convert to fraction form
    61,150.23/91,715.50 = 16,766.68/x
  3. Step 3: Cross multiply
    61,150.23x = 91,715.50 × 16,766.68
  4. Step 4: Simplify right side
    61,150.23x = 1,537,764,439.54
  5. Step 5: Solve for x
    x = 1,537,764,439.54/61,150.23
  6. Step 6: Final answer
    x = 25,147.32

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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.