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Finding the Fourth Proportional to 179,607.75, 269,412.98 and 79,741.14

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Solution

The fourth proportional to 179,607.75, 269,412.98 and 79,741.14 is: 119,612.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,607.75 : 269,412.98 = 79,741.14 : x
  2. Step 2: Convert to fraction form
    179,607.75/269,412.98 = 79,741.14/x
  3. Step 3: Cross multiply
    179,607.75x = 269,412.98 × 79,741.14
  4. Step 4: Simplify right side
    179,607.75x = 21,483,297,757.29
  5. Step 5: Solve for x
    x = 21,483,297,757.29/179,607.75
  6. Step 6: Final answer
    x = 119,612.31

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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.