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Finding the Fourth Proportional to 125,793.01, 173,597.61 and 68,435.91

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Solution

The fourth proportional to 125,793.01, 173,597.61 and 68,435.91 is: 94,443.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,793.01 : 173,597.61 = 68,435.91 : x
  2. Step 2: Convert to fraction form
    125,793.01/173,597.61 = 68,435.91/x
  3. Step 3: Cross multiply
    125,793.01x = 173,597.61 × 68,435.91
  4. Step 4: Simplify right side
    125,793.01x = 11,880,310,414.18
  5. Step 5: Solve for x
    x = 11,880,310,414.18/125,793.01
  6. Step 6: Final answer
    x = 94,443.33

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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.