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Finding the Fourth Proportional to 125,969, 173,837.22 and 69,380.20

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Solution

The fourth proportional to 125,969, 173,837.22 and 69,380.20 is: 95,744.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,969 : 173,837.22 = 69,380.20 : x
  2. Step 2: Convert to fraction form
    125,969/173,837.22 = 69,380.20/x
  3. Step 3: Cross multiply
    125,969x = 173,837.22 × 69,380.20
  4. Step 4: Simplify right side
    125,969x = 12,060,861,091.04
  5. Step 5: Solve for x
    x = 12,060,861,091.04/125,969
  6. Step 6: Final answer
    x = 95,744.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.