Home / 57,820.86-79,791.75-32,669.82

Finding the Fourth Proportional to 57,820.86, 79,791.75 and 32,669.82

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Solution

The fourth proportional to 57,820.86, 79,791.75 and 32,669.82 is: 45,083.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,820.86 : 79,791.75 = 32,669.82 : x
  2. Step 2: Convert to fraction form
    57,820.86/79,791.75 = 32,669.82/x
  3. Step 3: Cross multiply
    57,820.86x = 79,791.75 × 32,669.82
  4. Step 4: Simplify right side
    57,820.86x = 2,606,782,109.99
  5. Step 5: Solve for x
    x = 2,606,782,109.99/57,820.86
  6. Step 6: Final answer
    x = 45,083.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.