Home / 108,735.20-163,047.44-37,650.36

Finding the Fourth Proportional to 108,735.20, 163,047.44 and 37,650.36

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Solution

The fourth proportional to 108,735.20, 163,047.44 and 37,650.36 is: 56,456.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,735.20 : 163,047.44 = 37,650.36 : x
  2. Step 2: Convert to fraction form
    108,735.20/163,047.44 = 37,650.36/x
  3. Step 3: Cross multiply
    108,735.20x = 163,047.44 × 37,650.36
  4. Step 4: Simplify right side
    108,735.20x = 6,138,794,813.08
  5. Step 5: Solve for x
    x = 6,138,794,813.08/108,735.20
  6. Step 6: Final answer
    x = 56,456.37

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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.