Home / 119,906.94-165,317.85-98,317.20

Finding the Fourth Proportional to 119,906.94, 165,317.85 and 98,317.20

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Solution

The fourth proportional to 119,906.94, 165,317.85 and 98,317.20 is: 135,551.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,906.94 : 165,317.85 = 98,317.20 : x
  2. Step 2: Convert to fraction form
    119,906.94/165,317.85 = 98,317.20/x
  3. Step 3: Cross multiply
    119,906.94x = 165,317.85 × 98,317.20
  4. Step 4: Simplify right side
    119,906.94x = 16,253,588,122.02
  5. Step 5: Solve for x
    x = 16,253,588,122.02/119,906.94
  6. Step 6: Final answer
    x = 135,551.69

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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.