Home / 57,944.34-86,972.67-27,979.70

Finding the Fourth Proportional to 57,944.34, 86,972.67 and 27,979.70

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Solution

The fourth proportional to 57,944.34, 86,972.67 and 27,979.70 is: 41,996.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,944.34 : 86,972.67 = 27,979.70 : x
  2. Step 2: Convert to fraction form
    57,944.34/86,972.67 = 27,979.70/x
  3. Step 3: Cross multiply
    57,944.34x = 86,972.67 × 27,979.70
  4. Step 4: Simplify right side
    57,944.34x = 2,433,468,779.94
  5. Step 5: Solve for x
    x = 2,433,468,779.94/57,944.34
  6. Step 6: Final answer
    x = 41,996.66

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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.