Home / 100,318.18-150,496.94-37,138.83

Finding the Fourth Proportional to 100,318.18, 150,496.94 and 37,138.83

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Solution

The fourth proportional to 100,318.18, 150,496.94 and 37,138.83 is: 55,715.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,318.18 : 150,496.94 = 37,138.83 : x
  2. Step 2: Convert to fraction form
    100,318.18/150,496.94 = 37,138.83/x
  3. Step 3: Cross multiply
    100,318.18x = 150,496.94 × 37,138.83
  4. Step 4: Simplify right side
    100,318.18x = 5,589,280,270.18
  5. Step 5: Solve for x
    x = 5,589,280,270.18/100,318.18
  6. Step 6: Final answer
    x = 55,715.53

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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.