Home / 108,822.80-163,234.20-29,936.90

Finding the Fourth Proportional to 108,822.80, 163,234.20 and 29,936.90

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Solution

The fourth proportional to 108,822.80, 163,234.20 and 29,936.90 is: 44,905.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,822.80 : 163,234.20 = 29,936.90 : x
  2. Step 2: Convert to fraction form
    108,822.80/163,234.20 = 29,936.90/x
  3. Step 3: Cross multiply
    108,822.80x = 163,234.20 × 29,936.90
  4. Step 4: Simplify right side
    108,822.80x = 4,886,725,921.98
  5. Step 5: Solve for x
    x = 4,886,725,921.98/108,822.80
  6. Step 6: Final answer
    x = 44,905.35

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Similar ratio
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1.5x scale

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.