Home / 108,959.07-163,454.20-52,753.04

Finding the Fourth Proportional to 108,959.07, 163,454.20 and 52,753.04

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Solution

The fourth proportional to 108,959.07, 163,454.20 and 52,753.04 is: 79,137.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,959.07 : 163,454.20 = 52,753.04 : x
  2. Step 2: Convert to fraction form
    108,959.07/163,454.20 = 52,753.04/x
  3. Step 3: Cross multiply
    108,959.07x = 163,454.20 × 52,753.04
  4. Step 4: Simplify right side
    108,959.07x = 8,622,705,911.30
  5. Step 5: Solve for x
    x = 8,622,705,911.30/108,959.07
  6. Step 6: Final answer
    x = 79,137.11

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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.