Home / 69,371.23-104,111.52-35,635.87

Finding the Fourth Proportional to 69,371.23, 104,111.52 and 35,635.87

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Solution

The fourth proportional to 69,371.23, 104,111.52 and 35,635.87 is: 53,481.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,371.23 : 104,111.52 = 35,635.87 : x
  2. Step 2: Convert to fraction form
    69,371.23/104,111.52 = 35,635.87/x
  3. Step 3: Cross multiply
    69,371.23x = 104,111.52 × 35,635.87
  4. Step 4: Simplify right side
    69,371.23x = 3,710,104,592.22
  5. Step 5: Solve for x
    x = 3,710,104,592.22/69,371.23
  6. Step 6: Final answer
    x = 53,481.89

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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.