Home / 108,873.20-163,282.40-38,736.11

Finding the Fourth Proportional to 108,873.20, 163,282.40 and 38,736.11

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Solution

The fourth proportional to 108,873.20, 163,282.40 and 38,736.11 is: 58,094.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,873.20 : 163,282.40 = 38,736.11 : x
  2. Step 2: Convert to fraction form
    108,873.20/163,282.40 = 38,736.11/x
  3. Step 3: Cross multiply
    108,873.20x = 163,282.40 × 38,736.11
  4. Step 4: Simplify right side
    108,873.20x = 6,324,925,367.25
  5. Step 5: Solve for x
    x = 6,324,925,367.25/108,873.20
  6. Step 6: Final answer
    x = 58,094.42

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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.