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Finding the Fourth Proportional to 228,864.36, 315,817.39 and 132,072.24

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Solution

The fourth proportional to 228,864.36, 315,817.39 and 132,072.24 is: 182,250.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,864.36 : 315,817.39 = 132,072.24 : x
  2. Step 2: Convert to fraction form
    228,864.36/315,817.39 = 132,072.24/x
  3. Step 3: Cross multiply
    228,864.36x = 315,817.39 × 132,072.24
  4. Step 4: Simplify right side
    228,864.36x = 41,710,707,888.81
  5. Step 5: Solve for x
    x = 41,710,707,888.81/228,864.36
  6. Step 6: Final answer
    x = 182,250.78

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