Home / 117,697.02-162,419.97-63,983.39

Finding the Fourth Proportional to 117,697.02, 162,419.97 and 63,983.39

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Solution

The fourth proportional to 117,697.02, 162,419.97 and 63,983.39 is: 88,296.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,697.02 : 162,419.97 = 63,983.39 : x
  2. Step 2: Convert to fraction form
    117,697.02/162,419.97 = 63,983.39/x
  3. Step 3: Cross multiply
    117,697.02x = 162,419.97 × 63,983.39
  4. Step 4: Simplify right side
    117,697.02x = 10,392,180,625.75
  5. Step 5: Solve for x
    x = 10,392,180,625.75/117,697.02
  6. Step 6: Final answer
    x = 88,296.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.