Home / 150,231.55-207,321.99-82,247.39

Finding the Fourth Proportional to 150,231.55, 207,321.99 and 82,247.39

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Solution

The fourth proportional to 150,231.55, 207,321.99 and 82,247.39 is: 113,502.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,231.55 : 207,321.99 = 82,247.39 : x
  2. Step 2: Convert to fraction form
    150,231.55/207,321.99 = 82,247.39/x
  3. Step 3: Cross multiply
    150,231.55x = 207,321.99 × 82,247.39
  4. Step 4: Simplify right side
    150,231.55x = 17,051,692,567.11
  5. Step 5: Solve for x
    x = 17,051,692,567.11/150,231.55
  6. Step 6: Final answer
    x = 113,502.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.