Home / 57,983.04-86,965.92-18,536.04

Finding the Fourth Proportional to 57,983.04, 86,965.92 and 18,536.04

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Solution

The fourth proportional to 57,983.04, 86,965.92 and 18,536.04 is: 27,801.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,983.04 : 86,965.92 = 18,536.04 : x
  2. Step 2: Convert to fraction form
    57,983.04/86,965.92 = 18,536.04/x
  3. Step 3: Cross multiply
    57,983.04x = 86,965.92 × 18,536.04
  4. Step 4: Simplify right side
    57,983.04x = 1,612,003,771.76
  5. Step 5: Solve for x
    x = 1,612,003,771.76/57,983.04
  6. Step 6: Final answer
    x = 27,801.30

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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.