Home / 56,376.14-84,561.23-18,936.96

Finding the Fourth Proportional to 56,376.14, 84,561.23 and 18,936.96

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Solution

The fourth proportional to 56,376.14, 84,561.23 and 18,936.96 is: 28,404.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,376.14 : 84,561.23 = 18,936.96 : x
  2. Step 2: Convert to fraction form
    56,376.14/84,561.23 = 18,936.96/x
  3. Step 3: Cross multiply
    56,376.14x = 84,561.23 × 18,936.96
  4. Step 4: Simplify right side
    56,376.14x = 1,601,332,535.38
  5. Step 5: Solve for x
    x = 1,601,332,535.38/56,376.14
  6. Step 6: Final answer
    x = 28,404.44

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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.