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Finding the Fourth Proportional to 181,243.22, 250,028.84 and 127,558.02

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Solution

The fourth proportional to 181,243.22, 250,028.84 and 127,558.02 is: 175,968.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,243.22 : 250,028.84 = 127,558.02 : x
  2. Step 2: Convert to fraction form
    181,243.22/250,028.84 = 127,558.02/x
  3. Step 3: Cross multiply
    181,243.22x = 250,028.84 × 127,558.02
  4. Step 4: Simplify right side
    181,243.22x = 31,893,183,773.30
  5. Step 5: Solve for x
    x = 31,893,183,773.30/181,243.22
  6. Step 6: Final answer
    x = 175,968.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.