Home / 57,577.43-86,357.94-18,133.51

Finding the Fourth Proportional to 57,577.43, 86,357.94 and 18,133.51

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Solution

The fourth proportional to 57,577.43, 86,357.94 and 18,133.51 is: 27,197.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,577.43 : 86,357.94 = 18,133.51 : x
  2. Step 2: Convert to fraction form
    57,577.43/86,357.94 = 18,133.51/x
  3. Step 3: Cross multiply
    57,577.43x = 86,357.94 × 18,133.51
  4. Step 4: Simplify right side
    57,577.43x = 1,565,972,477.90
  5. Step 5: Solve for x
    x = 1,565,972,477.90/57,577.43
  6. Step 6: Final answer
    x = 27,197.68

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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.