Home / 108,720.84-163,104.69-32,813.03

Finding the Fourth Proportional to 108,720.84, 163,104.69 and 32,813.03

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Solution

The fourth proportional to 108,720.84, 163,104.69 and 32,813.03 is: 49,226.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,720.84 : 163,104.69 = 32,813.03 : x
  2. Step 2: Convert to fraction form
    108,720.84/163,104.69 = 32,813.03/x
  3. Step 3: Cross multiply
    108,720.84x = 163,104.69 × 32,813.03
  4. Step 4: Simplify right side
    108,720.84x = 5,351,959,086.11
  5. Step 5: Solve for x
    x = 5,351,959,086.11/108,720.84
  6. Step 6: Final answer
    x = 49,226.62

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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.