Home / 100,453.85-150,683.04-25,573.71

Finding the Fourth Proportional to 100,453.85, 150,683.04 and 25,573.71

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Solution

The fourth proportional to 100,453.85, 150,683.04 and 25,573.71 is: 38,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,453.85 : 150,683.04 = 25,573.71 : x
  2. Step 2: Convert to fraction form
    100,453.85/150,683.04 = 25,573.71/x
  3. Step 3: Cross multiply
    100,453.85x = 150,683.04 × 25,573.71
  4. Step 4: Simplify right side
    100,453.85x = 3,853,524,366.88
  5. Step 5: Solve for x
    x = 3,853,524,366.88/100,453.85
  6. Step 6: Final answer
    x = 38,361.14

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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.