Home / 69,028.36-103,581.87-26,902.96

Finding the Fourth Proportional to 69,028.36, 103,581.87 and 26,902.96

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Solution

The fourth proportional to 69,028.36, 103,581.87 and 26,902.96 is: 40,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,028.36 : 103,581.87 = 26,902.96 : x
  2. Step 2: Convert to fraction form
    69,028.36/103,581.87 = 26,902.96/x
  3. Step 3: Cross multiply
    69,028.36x = 103,581.87 × 26,902.96
  4. Step 4: Simplify right side
    69,028.36x = 2,786,658,905.34
  5. Step 5: Solve for x
    x = 2,786,658,905.34/69,028.36
  6. Step 6: Final answer
    x = 40,369.77

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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.