Home / 69,534.87-104,256.21-25,155.78

Finding the Fourth Proportional to 69,534.87, 104,256.21 and 25,155.78

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Solution

The fourth proportional to 69,534.87, 104,256.21 and 25,155.78 is: 37,716.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,534.87 : 104,256.21 = 25,155.78 : x
  2. Step 2: Convert to fraction form
    69,534.87/104,256.21 = 25,155.78/x
  3. Step 3: Cross multiply
    69,534.87x = 104,256.21 × 25,155.78
  4. Step 4: Simplify right side
    69,534.87x = 2,622,646,282.39
  5. Step 5: Solve for x
    x = 2,622,646,282.39/69,534.87
  6. Step 6: Final answer
    x = 37,716.99

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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.