Home / 92,297.22-138,456.16-29,126.34

Finding the Fourth Proportional to 92,297.22, 138,456.16 and 29,126.34

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Solution

The fourth proportional to 92,297.22, 138,456.16 and 29,126.34 is: 43,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,297.22 : 138,456.16 = 29,126.34 : x
  2. Step 2: Convert to fraction form
    92,297.22/138,456.16 = 29,126.34/x
  3. Step 3: Cross multiply
    92,297.22x = 138,456.16 × 29,126.34
  4. Step 4: Simplify right side
    92,297.22x = 4,032,721,191.25
  5. Step 5: Solve for x
    x = 4,032,721,191.25/92,297.22
  6. Step 6: Final answer
    x = 43,692.77

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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.