Home / 108,722.18-163,081.83-29,836.34

Finding the Fourth Proportional to 108,722.18, 163,081.83 and 29,836.34

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Solution

The fourth proportional to 108,722.18, 163,081.83 and 29,836.34 is: 44,754.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,722.18 : 163,081.83 = 29,836.34 : x
  2. Step 2: Convert to fraction form
    108,722.18/163,081.83 = 29,836.34/x
  3. Step 3: Cross multiply
    108,722.18x = 163,081.83 × 29,836.34
  4. Step 4: Simplify right side
    108,722.18x = 4,865,764,927.70
  5. Step 5: Solve for x
    x = 4,865,764,927.70/108,722.18
  6. Step 6: Final answer
    x = 44,754.11

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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.