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Finding the Fourth Proportional to 173,115.14, 259,710.37 and 54,787.50

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Solution

The fourth proportional to 173,115.14, 259,710.37 and 54,787.50 is: 82,193.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,115.14 : 259,710.37 = 54,787.50 : x
  2. Step 2: Convert to fraction form
    173,115.14/259,710.37 = 54,787.50/x
  3. Step 3: Cross multiply
    173,115.14x = 259,710.37 × 54,787.50
  4. Step 4: Simplify right side
    173,115.14x = 14,228,881,759.41
  5. Step 5: Solve for x
    x = 14,228,881,759.41/173,115.14
  6. Step 6: Final answer
    x = 82,193.17

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.