Home / 181,896.12-272,754.27-109,923.21

Finding the Fourth Proportional to 181,896.12, 272,754.27 and 109,923.21

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Solution

The fourth proportional to 181,896.12, 272,754.27 and 109,923.21 is: 164,830.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,896.12 : 272,754.27 = 109,923.21 : x
  2. Step 2: Convert to fraction form
    181,896.12/272,754.27 = 109,923.21/x
  3. Step 3: Cross multiply
    181,896.12x = 272,754.27 × 109,923.21
  4. Step 4: Simplify right side
    181,896.12x = 29,982,024,899.61
  5. Step 5: Solve for x
    x = 29,982,024,899.61/181,896.12
  6. Step 6: Final answer
    x = 164,830.48

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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.