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Finding the Fourth Proportional to 164,800.27, 227,428.85 and 93,191

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Solution

The fourth proportional to 164,800.27, 227,428.85 and 93,191 is: 128,606.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,800.27 : 227,428.85 = 93,191 : x
  2. Step 2: Convert to fraction form
    164,800.27/227,428.85 = 93,191/x
  3. Step 3: Cross multiply
    164,800.27x = 227,428.85 × 93,191
  4. Step 4: Simplify right side
    164,800.27x = 21,194,321,494.40
  5. Step 5: Solve for x
    x = 21,194,321,494.40/164,800.27
  6. Step 6: Final answer
    x = 128,606.11

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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.