Home / 150,156.14-207,215.46-82,173.11

Finding the Fourth Proportional to 150,156.14, 207,215.46 and 82,173.11

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Solution

The fourth proportional to 150,156.14, 207,215.46 and 82,173.11 is: 113,398.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,156.14 : 207,215.46 = 82,173.11 : x
  2. Step 2: Convert to fraction form
    150,156.14/207,215.46 = 82,173.11/x
  3. Step 3: Cross multiply
    150,156.14x = 207,215.46 × 82,173.11
  4. Step 4: Simplify right side
    150,156.14x = 17,027,537,752.20
  5. Step 5: Solve for x
    x = 17,027,537,752.20/150,156.14
  6. Step 6: Final answer
    x = 113,398.88

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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.