Home / 57,770.86-79,681.14-36,529.62

Finding the Fourth Proportional to 57,770.86, 79,681.14 and 36,529.62

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Solution

The fourth proportional to 57,770.86, 79,681.14 and 36,529.62 is: 50,383.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,770.86 : 79,681.14 = 36,529.62 : x
  2. Step 2: Convert to fraction form
    57,770.86/79,681.14 = 36,529.62/x
  3. Step 3: Cross multiply
    57,770.86x = 79,681.14 × 36,529.62
  4. Step 4: Simplify right side
    57,770.86x = 2,910,721,765.37
  5. Step 5: Solve for x
    x = 2,910,721,765.37/57,770.86
  6. Step 6: Final answer
    x = 50,383.91

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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.