Home / 57,979.48-86,977.43-18,527.37

Finding the Fourth Proportional to 57,979.48, 86,977.43 and 18,527.37

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Solution

The fourth proportional to 57,979.48, 86,977.43 and 18,527.37 is: 27,793.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,979.48 : 86,977.43 = 18,527.37 : x
  2. Step 2: Convert to fraction form
    57,979.48/86,977.43 = 18,527.37/x
  3. Step 3: Cross multiply
    57,979.48x = 86,977.43 × 18,527.37
  4. Step 4: Simplify right side
    57,979.48x = 1,611,463,027.26
  5. Step 5: Solve for x
    x = 1,611,463,027.26/57,979.48
  6. Step 6: Final answer
    x = 27,793.68

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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.