Home / 108,845.20-163,049.10-62,043.40

Finding the Fourth Proportional to 108,845.20, 163,049.10 and 62,043.40

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Solution

The fourth proportional to 108,845.20, 163,049.10 and 62,043.40 is: 92,940.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,845.20 : 163,049.10 = 62,043.40 : x
  2. Step 2: Convert to fraction form
    108,845.20/163,049.10 = 62,043.40/x
  3. Step 3: Cross multiply
    108,845.20x = 163,049.10 × 62,043.40
  4. Step 4: Simplify right side
    108,845.20x = 10,116,120,530.94
  5. Step 5: Solve for x
    x = 10,116,120,530.94/108,845.20
  6. Step 6: Final answer
    x = 92,940.44

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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.