Home / 181,767.42-272,692.59-55,418.97

Finding the Fourth Proportional to 181,767.42, 272,692.59 and 55,418.97

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Solution

The fourth proportional to 181,767.42, 272,692.59 and 55,418.97 is: 83,141.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,767.42 : 272,692.59 = 55,418.97 : x
  2. Step 2: Convert to fraction form
    181,767.42/272,692.59 = 55,418.97/x
  3. Step 3: Cross multiply
    181,767.42x = 272,692.59 × 55,418.97
  4. Step 4: Simplify right side
    181,767.42x = 15,112,342,464.43
  5. Step 5: Solve for x
    x = 15,112,342,464.43/181,767.42
  6. Step 6: Final answer
    x = 83,141.10

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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.