Home / 181,331.53-270,174.76-171,145.38

Finding the Fourth Proportional to 181,331.53, 270,174.76 and 171,145.38

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Solution

The fourth proportional to 181,331.53, 270,174.76 and 171,145.38 is: 254,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,331.53 : 270,174.76 = 171,145.38 : x
  2. Step 2: Convert to fraction form
    181,331.53/270,174.76 = 171,145.38/x
  3. Step 3: Cross multiply
    181,331.53x = 270,174.76 × 171,145.38
  4. Step 4: Simplify right side
    181,331.53x = 46,239,161,966.61
  5. Step 5: Solve for x
    x = 46,239,161,966.61/181,331.53
  6. Step 6: Final answer
    x = 254,997.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.