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Finding the Fourth Proportional to 106,338.88, 146,747.94 and 58,592.08

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Solution

The fourth proportional to 106,338.88, 146,747.94 and 58,592.08 is: 80,857.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,338.88 : 146,747.94 = 58,592.08 : x
  2. Step 2: Convert to fraction form
    106,338.88/146,747.94 = 58,592.08/x
  3. Step 3: Cross multiply
    106,338.88x = 146,747.94 × 58,592.08
  4. Step 4: Simplify right side
    106,338.88x = 8,598,267,040.32
  5. Step 5: Solve for x
    x = 8,598,267,040.32/106,338.88
  6. Step 6: Final answer
    x = 80,857.23

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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.