Home / 25,371.87-38,063.41-7,601.81

Finding the Fourth Proportional to 25,371.87, 38,063.41 and 7,601.81

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Solution

The fourth proportional to 25,371.87, 38,063.41 and 7,601.81 is: 11,404.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,371.87 : 38,063.41 = 7,601.81 : x
  2. Step 2: Convert to fraction form
    25,371.87/38,063.41 = 7,601.81/x
  3. Step 3: Cross multiply
    25,371.87x = 38,063.41 × 7,601.81
  4. Step 4: Simplify right side
    25,371.87x = 289,350,629.96
  5. Step 5: Solve for x
    x = 289,350,629.96/25,371.87
  6. Step 6: Final answer
    x = 11,404.39

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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.