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Finding the Fourth Proportional to 181,610.84, 272,494.61 and 69,324.77

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Solution

The fourth proportional to 181,610.84, 272,494.61 and 69,324.77 is: 104,017.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,610.84 : 272,494.61 = 69,324.77 : x
  2. Step 2: Convert to fraction form
    181,610.84/272,494.61 = 69,324.77/x
  3. Step 3: Cross multiply
    181,610.84x = 272,494.61 × 69,324.77
  4. Step 4: Simplify right side
    181,610.84x = 18,890,626,164.49
  5. Step 5: Solve for x
    x = 18,890,626,164.49/181,610.84
  6. Step 6: Final answer
    x = 104,017.06

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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.