Home / 57,850.77-86,536.23-54,307.83

Finding the Fourth Proportional to 57,850.77, 86,536.23 and 54,307.83

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Solution

The fourth proportional to 57,850.77, 86,536.23 and 54,307.83 is: 81,236.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,850.77 : 86,536.23 = 54,307.83 : x
  2. Step 2: Convert to fraction form
    57,850.77/86,536.23 = 54,307.83/x
  3. Step 3: Cross multiply
    57,850.77x = 86,536.23 × 54,307.83
  4. Step 4: Simplify right side
    57,850.77x = 4,699,594,867.68
  5. Step 5: Solve for x
    x = 4,699,594,867.68/57,850.77
  6. Step 6: Final answer
    x = 81,236.51

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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.