Home / 175,948.72-263,920.62-69,333.61

Finding the Fourth Proportional to 175,948.72, 263,920.62 and 69,333.61

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Solution

The fourth proportional to 175,948.72, 263,920.62 and 69,333.61 is: 103,999.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,948.72 : 263,920.62 = 69,333.61 : x
  2. Step 2: Convert to fraction form
    175,948.72/263,920.62 = 69,333.61/x
  3. Step 3: Cross multiply
    175,948.72x = 263,920.62 × 69,333.61
  4. Step 4: Simplify right side
    175,948.72x = 18,298,567,758.43
  5. Step 5: Solve for x
    x = 18,298,567,758.43/175,948.72
  6. Step 6: Final answer
    x = 103,999.44

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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.