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Finding the Fourth Proportional to 226,893.67, 340,343.24 and 69,123.49

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Solution

The fourth proportional to 226,893.67, 340,343.24 and 69,123.49 is: 103,686.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,893.67 : 340,343.24 = 69,123.49 : x
  2. Step 2: Convert to fraction form
    226,893.67/340,343.24 = 69,123.49/x
  3. Step 3: Cross multiply
    226,893.67x = 340,343.24 × 69,123.49
  4. Step 4: Simplify right side
    226,893.67x = 23,525,712,546.71
  5. Step 5: Solve for x
    x = 23,525,712,546.71/226,893.67
  6. Step 6: Final answer
    x = 103,686.07

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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.