Home / 102,536.22-153,902.85-49,982.61

Finding the Fourth Proportional to 102,536.22, 153,902.85 and 49,982.61

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Solution

The fourth proportional to 102,536.22, 153,902.85 and 49,982.61 is: 75,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,536.22 : 153,902.85 = 49,982.61 : x
  2. Step 2: Convert to fraction form
    102,536.22/153,902.85 = 49,982.61/x
  3. Step 3: Cross multiply
    102,536.22x = 153,902.85 × 49,982.61
  4. Step 4: Simplify right side
    102,536.22x = 7,692,466,129.44
  5. Step 5: Solve for x
    x = 7,692,466,129.44/102,536.22
  6. Step 6: Final answer
    x = 75,021.94

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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.