Home / 69,534.90-104,256.24-25,155.78

Finding the Fourth Proportional to 69,534.90, 104,256.24 and 25,155.78

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Solution

The fourth proportional to 69,534.90, 104,256.24 and 25,155.78 is: 37,716.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,534.90 : 104,256.24 = 25,155.78 : x
  2. Step 2: Convert to fraction form
    69,534.90/104,256.24 = 25,155.78/x
  3. Step 3: Cross multiply
    69,534.90x = 104,256.24 × 25,155.78
  4. Step 4: Simplify right side
    69,534.90x = 2,622,647,037.07
  5. Step 5: Solve for x
    x = 2,622,647,037.07/69,534.90
  6. Step 6: Final answer
    x = 37,716.99

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1.5x scale

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.