Home / 103,241.26-154,757.28-69,964.66

Finding the Fourth Proportional to 103,241.26, 154,757.28 and 69,964.66

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Solution

The fourth proportional to 103,241.26, 154,757.28 and 69,964.66 is: 104,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,241.26 : 154,757.28 = 69,964.66 : x
  2. Step 2: Convert to fraction form
    103,241.26/154,757.28 = 69,964.66/x
  3. Step 3: Cross multiply
    103,241.26x = 154,757.28 × 69,964.66
  4. Step 4: Simplify right side
    103,241.26x = 10,827,540,477.72
  5. Step 5: Solve for x
    x = 10,827,540,477.72/103,241.26
  6. Step 6: Final answer
    x = 104,876.10

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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.