Home / 69,510.68-104,244-25,131.56

Finding the Fourth Proportional to 69,510.68, 104,244 and 25,131.56

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Solution

The fourth proportional to 69,510.68, 104,244 and 25,131.56 is: 37,689.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,510.68 : 104,244 = 25,131.56 : x
  2. Step 2: Convert to fraction form
    69,510.68/104,244 = 25,131.56/x
  3. Step 3: Cross multiply
    69,510.68x = 104,244 × 25,131.56
  4. Step 4: Simplify right side
    69,510.68x = 2,619,814,340.64
  5. Step 5: Solve for x
    x = 2,619,814,340.64/69,510.68
  6. Step 6: Final answer
    x = 37,689.38

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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.