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Finding the Fourth Proportional to 125,360.94, 173,002.60 and 68,773.98

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Solution

The fourth proportional to 125,360.94, 173,002.60 and 68,773.98 is: 94,910.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,360.94 : 173,002.60 = 68,773.98 : x
  2. Step 2: Convert to fraction form
    125,360.94/173,002.60 = 68,773.98/x
  3. Step 3: Cross multiply
    125,360.94x = 173,002.60 × 68,773.98
  4. Step 4: Simplify right side
    125,360.94x = 11,898,077,352.35
  5. Step 5: Solve for x
    x = 11,898,077,352.35/125,360.94
  6. Step 6: Final answer
    x = 94,910.56

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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.