Home / 92,348.82-138,467.75-36,121.86

Finding the Fourth Proportional to 92,348.82, 138,467.75 and 36,121.86

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Solution

The fourth proportional to 92,348.82, 138,467.75 and 36,121.86 is: 54,161.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,348.82 : 138,467.75 = 36,121.86 : x
  2. Step 2: Convert to fraction form
    92,348.82/138,467.75 = 36,121.86/x
  3. Step 3: Cross multiply
    92,348.82x = 138,467.75 × 36,121.86
  4. Step 4: Simplify right side
    92,348.82x = 5,001,712,499.41
  5. Step 5: Solve for x
    x = 5,001,712,499.41/92,348.82
  6. Step 6: Final answer
    x = 54,161.09

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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.