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Finding the Fourth Proportional to 57,995.37, 87,003.99 and 18,541.89

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Solution

The fourth proportional to 57,995.37, 87,003.99 and 18,541.89 is: 27,816.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,995.37 : 87,003.99 = 18,541.89 : x
  2. Step 2: Convert to fraction form
    57,995.37/87,003.99 = 18,541.89/x
  3. Step 3: Cross multiply
    57,995.37x = 87,003.99 × 18,541.89
  4. Step 4: Simplify right side
    57,995.37x = 1,613,218,412.14
  5. Step 5: Solve for x
    x = 1,613,218,412.14/57,995.37
  6. Step 6: Final answer
    x = 27,816.33

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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.