Home / 171,023.02-256,589.90-82,264.97

Finding the Fourth Proportional to 171,023.02, 256,589.90 and 82,264.97

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Solution

The fourth proportional to 171,023.02, 256,589.90 and 82,264.97 is: 123,424.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,023.02 : 256,589.90 = 82,264.97 : x
  2. Step 2: Convert to fraction form
    171,023.02/256,589.90 = 82,264.97/x
  3. Step 3: Cross multiply
    171,023.02x = 256,589.90 × 82,264.97
  4. Step 4: Simplify right side
    171,023.02x = 21,108,360,425.80
  5. Step 5: Solve for x
    x = 21,108,360,425.80/171,023.02
  6. Step 6: Final answer
    x = 123,424.09

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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.