Home / 175,647.05-263,483.91-68,979.55

Finding the Fourth Proportional to 175,647.05, 263,483.91 and 68,979.55

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Solution

The fourth proportional to 175,647.05, 263,483.91 and 68,979.55 is: 103,474.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,647.05 : 263,483.91 = 68,979.55 : x
  2. Step 2: Convert to fraction form
    175,647.05/263,483.91 = 68,979.55/x
  3. Step 3: Cross multiply
    175,647.05x = 263,483.91 × 68,979.55
  4. Step 4: Simplify right side
    175,647.05x = 18,175,000,885.33
  5. Step 5: Solve for x
    x = 18,175,000,885.33/175,647.05
  6. Step 6: Final answer
    x = 103,474.56

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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.