Home / 69,513.12-104,269.88-16,922.52

Finding the Fourth Proportional to 69,513.12, 104,269.88 and 16,922.52

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Solution

The fourth proportional to 69,513.12, 104,269.88 and 16,922.52 is: 25,383.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,513.12 : 104,269.88 = 16,922.52 : x
  2. Step 2: Convert to fraction form
    69,513.12/104,269.88 = 16,922.52/x
  3. Step 3: Cross multiply
    69,513.12x = 104,269.88 × 16,922.52
  4. Step 4: Simplify right side
    69,513.12x = 1,764,509,129.70
  5. Step 5: Solve for x
    x = 1,764,509,129.70/69,513.12
  6. Step 6: Final answer
    x = 25,383.83

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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.