Home / 181,962.22-272,992.74-103,131.82

Finding the Fourth Proportional to 181,962.22, 272,992.74 and 103,131.82

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Solution

The fourth proportional to 181,962.22, 272,992.74 and 103,131.82 is: 154,725.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,962.22 : 272,992.74 = 103,131.82 : x
  2. Step 2: Convert to fraction form
    181,962.22/272,992.74 = 103,131.82/x
  3. Step 3: Cross multiply
    181,962.22x = 272,992.74 × 103,131.82
  4. Step 4: Simplify right side
    181,962.22x = 28,154,238,122.99
  5. Step 5: Solve for x
    x = 28,154,238,122.99/181,962.22
  6. Step 6: Final answer
    x = 154,725.73

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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.