Home / 125,499.98-173,187.82-68,910.95

Finding the Fourth Proportional to 125,499.98, 173,187.82 and 68,910.95

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Solution

The fourth proportional to 125,499.98, 173,187.82 and 68,910.95 is: 95,095.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,499.98 : 173,187.82 = 68,910.95 : x
  2. Step 2: Convert to fraction form
    125,499.98/173,187.82 = 68,910.95/x
  3. Step 3: Cross multiply
    125,499.98x = 173,187.82 × 68,910.95
  4. Step 4: Simplify right side
    125,499.98x = 11,934,537,723.74
  5. Step 5: Solve for x
    x = 11,934,537,723.74/125,499.98
  6. Step 6: Final answer
    x = 95,095.93

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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.