Home / 56,992.35-85,513.14-30,691.86

Finding the Fourth Proportional to 56,992.35, 85,513.14 and 30,691.86

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Solution

The fourth proportional to 56,992.35, 85,513.14 and 30,691.86 is: 46,051.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,992.35 : 85,513.14 = 30,691.86 : x
  2. Step 2: Convert to fraction form
    56,992.35/85,513.14 = 30,691.86/x
  3. Step 3: Cross multiply
    56,992.35x = 85,513.14 × 30,691.86
  4. Step 4: Simplify right side
    56,992.35x = 2,624,557,321.04
  5. Step 5: Solve for x
    x = 2,624,557,321.04/56,992.35
  6. Step 6: Final answer
    x = 46,051.05

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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.