Home / 45,723.83-68,538.96-30,934.31

Finding the Fourth Proportional to 45,723.83, 68,538.96 and 30,934.31

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Solution

The fourth proportional to 45,723.83, 68,538.96 and 30,934.31 is: 46,369.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,723.83 : 68,538.96 = 30,934.31 : x
  2. Step 2: Convert to fraction form
    45,723.83/68,538.96 = 30,934.31/x
  3. Step 3: Cross multiply
    45,723.83x = 68,538.96 × 30,934.31
  4. Step 4: Simplify right side
    45,723.83x = 2,120,205,093.02
  5. Step 5: Solve for x
    x = 2,120,205,093.02/45,723.83
  6. Step 6: Final answer
    x = 46,369.81

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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.