Home / 125,577.38-173,296.85-68,992.40

Finding the Fourth Proportional to 125,577.38, 173,296.85 and 68,992.40

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Solution

The fourth proportional to 125,577.38, 173,296.85 and 68,992.40 is: 95,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,577.38 : 173,296.85 = 68,992.40 : x
  2. Step 2: Convert to fraction form
    125,577.38/173,296.85 = 68,992.40/x
  3. Step 3: Cross multiply
    125,577.38x = 173,296.85 × 68,992.40
  4. Step 4: Simplify right side
    125,577.38x = 11,956,165,593.94
  5. Step 5: Solve for x
    x = 11,956,165,593.94/125,577.38
  6. Step 6: Final answer
    x = 95,209.55

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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.