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Finding the Fourth Proportional to 125,475.64, 173,150.94 and 68,887.96

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Solution

The fourth proportional to 125,475.64, 173,150.94 and 68,887.96 is: 95,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,475.64 : 173,150.94 = 68,887.96 : x
  2. Step 2: Convert to fraction form
    125,475.64/173,150.94 = 68,887.96/x
  3. Step 3: Cross multiply
    125,475.64x = 173,150.94 × 68,887.96
  4. Step 4: Simplify right side
    125,475.64x = 11,928,015,028.68
  5. Step 5: Solve for x
    x = 11,928,015,028.68/125,475.64
  6. Step 6: Final answer
    x = 95,062.40

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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.