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Finding the Fourth Proportional to 119,996.66, 179,994.99 and 31,249.89

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Solution

The fourth proportional to 119,996.66, 179,994.99 and 31,249.89 is: 46,874.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,996.66 : 179,994.99 = 31,249.89 : x
  2. Step 2: Convert to fraction form
    119,996.66/179,994.99 = 31,249.89/x
  3. Step 3: Cross multiply
    119,996.66x = 179,994.99 × 31,249.89
  4. Step 4: Simplify right side
    119,996.66x = 5,624,823,638.05
  5. Step 5: Solve for x
    x = 5,624,823,638.05/119,996.66
  6. Step 6: Final answer
    x = 46,874.84

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Similar ratio
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1.5x scale

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.