Home / 92,302.44-138,456.64-29,123.15

Finding the Fourth Proportional to 92,302.44, 138,456.64 and 29,123.15

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Solution

The fourth proportional to 92,302.44, 138,456.64 and 29,123.15 is: 43,685.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,302.44 : 138,456.64 = 29,123.15 : x
  2. Step 2: Convert to fraction form
    92,302.44/138,456.64 = 29,123.15/x
  3. Step 3: Cross multiply
    92,302.44x = 138,456.64 × 29,123.15
  4. Step 4: Simplify right side
    92,302.44x = 4,032,292,839.34
  5. Step 5: Solve for x
    x = 4,032,292,839.34/92,302.44
  6. Step 6: Final answer
    x = 43,685.66

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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.