Home / 92,231.08-137,996.58-57,083.56

Finding the Fourth Proportional to 92,231.08, 137,996.58 and 57,083.56

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Solution

The fourth proportional to 92,231.08, 137,996.58 and 57,083.56 is: 85,408.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,231.08 : 137,996.58 = 57,083.56 : x
  2. Step 2: Convert to fraction form
    92,231.08/137,996.58 = 57,083.56/x
  3. Step 3: Cross multiply
    92,231.08x = 137,996.58 × 57,083.56
  4. Step 4: Simplify right side
    92,231.08x = 7,877,336,054.22
  5. Step 5: Solve for x
    x = 7,877,336,054.22/92,231.08
  6. Step 6: Final answer
    x = 85,408.69

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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.