Home / 150,586.16-207,800.17-82,589.63

Finding the Fourth Proportional to 150,586.16, 207,800.17 and 82,589.63

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Solution

The fourth proportional to 150,586.16, 207,800.17 and 82,589.63 is: 113,968.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,586.16 : 207,800.17 = 82,589.63 : x
  2. Step 2: Convert to fraction form
    150,586.16/207,800.17 = 82,589.63/x
  3. Step 3: Cross multiply
    150,586.16x = 207,800.17 × 82,589.63
  4. Step 4: Simplify right side
    150,586.16x = 17,162,137,908.76
  5. Step 5: Solve for x
    x = 17,162,137,908.76/150,586.16
  6. Step 6: Final answer
    x = 113,968.90

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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.