Home / 69,858.87-104,725.10-25,475.24

Finding the Fourth Proportional to 69,858.87, 104,725.10 and 25,475.24

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Solution

The fourth proportional to 69,858.87, 104,725.10 and 25,475.24 is: 38,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,858.87 : 104,725.10 = 25,475.24 : x
  2. Step 2: Convert to fraction form
    69,858.87/104,725.10 = 25,475.24/x
  3. Step 3: Cross multiply
    69,858.87x = 104,725.10 × 25,475.24
  4. Step 4: Simplify right side
    69,858.87x = 2,667,896,405.52
  5. Step 5: Solve for x
    x = 2,667,896,405.52/69,858.87
  6. Step 6: Final answer
    x = 38,189.80

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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.