Home / 69,317.52-103,976.30-16,727

Finding the Fourth Proportional to 69,317.52, 103,976.30 and 16,727

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Solution

The fourth proportional to 69,317.52, 103,976.30 and 16,727 is: 25,090.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,317.52 : 103,976.30 = 16,727 : x
  2. Step 2: Convert to fraction form
    69,317.52/103,976.30 = 16,727/x
  3. Step 3: Cross multiply
    69,317.52x = 103,976.30 × 16,727
  4. Step 4: Simplify right side
    69,317.52x = 1,739,211,570.10
  5. Step 5: Solve for x
    x = 1,739,211,570.10/69,317.52
  6. Step 6: Final answer
    x = 25,090.51

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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.