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Finding the Fourth Proportional to 116,676.40, 175,042.32 and 37,790.56

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Solution

The fourth proportional to 116,676.40, 175,042.32 and 37,790.56 is: 56,694.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,676.40 : 175,042.32 = 37,790.56 : x
  2. Step 2: Convert to fraction form
    116,676.40/175,042.32 = 37,790.56/x
  3. Step 3: Cross multiply
    116,676.40x = 175,042.32 × 37,790.56
  4. Step 4: Simplify right side
    116,676.40x = 6,614,947,296.50
  5. Step 5: Solve for x
    x = 6,614,947,296.50/116,676.40
  6. Step 6: Final answer
    x = 56,694.82

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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.