Home / 179,265.96-268,855.20-74,115

Finding the Fourth Proportional to 179,265.96, 268,855.20 and 74,115

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Solution

The fourth proportional to 179,265.96, 268,855.20 and 74,115 is: 111,154.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,265.96 : 268,855.20 = 74,115 : x
  2. Step 2: Convert to fraction form
    179,265.96/268,855.20 = 74,115/x
  3. Step 3: Cross multiply
    179,265.96x = 268,855.20 × 74,115
  4. Step 4: Simplify right side
    179,265.96x = 19,926,203,148
  5. Step 5: Solve for x
    x = 19,926,203,148/179,265.96
  6. Step 6: Final answer
    x = 111,154.42

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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.