Home / 68,123.25-102,185.43-23,749.92

Finding the Fourth Proportional to 68,123.25, 102,185.43 and 23,749.92

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Solution

The fourth proportional to 68,123.25, 102,185.43 and 23,749.92 is: 35,625.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,123.25 : 102,185.43 = 23,749.92 : x
  2. Step 2: Convert to fraction form
    68,123.25/102,185.43 = 23,749.92/x
  3. Step 3: Cross multiply
    68,123.25x = 102,185.43 × 23,749.92
  4. Step 4: Simplify right side
    68,123.25x = 2,426,895,787.67
  5. Step 5: Solve for x
    x = 2,426,895,787.67/68,123.25
  6. Step 6: Final answer
    x = 35,625.07

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Why These Related Problems?

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