Home / 181,726.70-272,298.45-171,229.10

Finding the Fourth Proportional to 181,726.70, 272,298.45 and 171,229.10

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Solution

The fourth proportional to 181,726.70, 272,298.45 and 171,229.10 is: 256,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,726.70 : 272,298.45 = 171,229.10 : x
  2. Step 2: Convert to fraction form
    181,726.70/272,298.45 = 171,229.10/x
  3. Step 3: Cross multiply
    181,726.70x = 272,298.45 × 171,229.10
  4. Step 4: Simplify right side
    181,726.70x = 46,625,418,524.90
  5. Step 5: Solve for x
    x = 46,625,418,524.90/181,726.70
  6. Step 6: Final answer
    x = 256,568.89

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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.