Home / 179,142.19-268,759.76-52,786.90

Finding the Fourth Proportional to 179,142.19, 268,759.76 and 52,786.90

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Solution

The fourth proportional to 179,142.19, 268,759.76 and 52,786.90 is: 79,194.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,142.19 : 268,759.76 = 52,786.90 : x
  2. Step 2: Convert to fraction form
    179,142.19/268,759.76 = 52,786.90/x
  3. Step 3: Cross multiply
    179,142.19x = 268,759.76 × 52,786.90
  4. Step 4: Simplify right side
    179,142.19x = 14,186,994,575.14
  5. Step 5: Solve for x
    x = 14,186,994,575.14/179,142.19
  6. Step 6: Final answer
    x = 79,194.04

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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.