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Finding the Fourth Proportional to 186,622.52, 279,933.77 and 61,963.52

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Solution

The fourth proportional to 186,622.52, 279,933.77 and 61,963.52 is: 92,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,622.52 : 279,933.77 = 61,963.52 : x
  2. Step 2: Convert to fraction form
    186,622.52/279,933.77 = 61,963.52/x
  3. Step 3: Cross multiply
    186,622.52x = 279,933.77 × 61,963.52
  4. Step 4: Simplify right side
    186,622.52x = 17,345,680,511.31
  5. Step 5: Solve for x
    x = 17,345,680,511.31/186,622.52
  6. Step 6: Final answer
    x = 92,945.27

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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.