Home / 148,787.13-205,249.99-95,015.49

Finding the Fourth Proportional to 148,787.13, 205,249.99 and 95,015.49

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Solution

The fourth proportional to 148,787.13, 205,249.99 and 95,015.49 is: 131,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,787.13 : 205,249.99 = 95,015.49 : x
  2. Step 2: Convert to fraction form
    148,787.13/205,249.99 = 95,015.49/x
  3. Step 3: Cross multiply
    148,787.13x = 205,249.99 × 95,015.49
  4. Step 4: Simplify right side
    148,787.13x = 19,501,928,372.35
  5. Step 5: Solve for x
    x = 19,501,928,372.35/148,787.13
  6. Step 6: Final answer
    x = 131,072.68

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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.