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Finding the Fourth Proportional to 181,952.75, 272,970.67 and 55,610.98

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Solution

The fourth proportional to 181,952.75, 272,970.67 and 55,610.98 is: 83,429.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,952.75 : 272,970.67 = 55,610.98 : x
  2. Step 2: Convert to fraction form
    181,952.75/272,970.67 = 55,610.98/x
  3. Step 3: Cross multiply
    181,952.75x = 272,970.67 × 55,610.98
  4. Step 4: Simplify right side
    181,952.75x = 15,180,166,469.96
  5. Step 5: Solve for x
    x = 15,180,166,469.96/181,952.75
  6. Step 6: Final answer
    x = 83,429.17

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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.