Home / 109,304.82-164,037.15-69,958.26

Finding the Fourth Proportional to 109,304.82, 164,037.15 and 69,958.26

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Solution

The fourth proportional to 109,304.82, 164,037.15 and 69,958.26 is: 104,988.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,304.82 : 164,037.15 = 69,958.26 : x
  2. Step 2: Convert to fraction form
    109,304.82/164,037.15 = 69,958.26/x
  3. Step 3: Cross multiply
    109,304.82x = 164,037.15 × 69,958.26
  4. Step 4: Simplify right side
    109,304.82x = 11,475,753,589.36
  5. Step 5: Solve for x
    x = 11,475,753,589.36/109,304.82
  6. Step 6: Final answer
    x = 104,988.54

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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.