Home / 150,157.14-207,216.84-82,174.11

Finding the Fourth Proportional to 150,157.14, 207,216.84 and 82,174.11

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Solution

The fourth proportional to 150,157.14, 207,216.84 and 82,174.11 is: 113,400.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,157.14 : 207,216.84 = 82,174.11 : x
  2. Step 2: Convert to fraction form
    150,157.14/207,216.84 = 82,174.11/x
  3. Step 3: Cross multiply
    150,157.14x = 207,216.84 × 82,174.11
  4. Step 4: Simplify right side
    150,157.14x = 17,027,859,404.01
  5. Step 5: Solve for x
    x = 17,027,859,404.01/150,157.14
  6. Step 6: Final answer
    x = 113,400.26

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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.