Home / 69,726.70-104,634.54-25,349.20

Finding the Fourth Proportional to 69,726.70, 104,634.54 and 25,349.20

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Solution

The fourth proportional to 69,726.70, 104,634.54 and 25,349.20 is: 38,039.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,726.70 : 104,634.54 = 25,349.20 : x
  2. Step 2: Convert to fraction form
    69,726.70/104,634.54 = 25,349.20/x
  3. Step 3: Cross multiply
    69,726.70x = 104,634.54 × 25,349.20
  4. Step 4: Simplify right side
    69,726.70x = 2,652,401,881.37
  5. Step 5: Solve for x
    x = 2,652,401,881.37/69,726.70
  6. Step 6: Final answer
    x = 38,039.97

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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.