Home / 57,384.68-79,188.30-31,892.83

Finding the Fourth Proportional to 57,384.68, 79,188.30 and 31,892.83

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Solution

The fourth proportional to 57,384.68, 79,188.30 and 31,892.83 is: 44,010.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,384.68 : 79,188.30 = 31,892.83 : x
  2. Step 2: Convert to fraction form
    57,384.68/79,188.30 = 31,892.83/x
  3. Step 3: Cross multiply
    57,384.68x = 79,188.30 × 31,892.83
  4. Step 4: Simplify right side
    57,384.68x = 2,525,538,791.92
  5. Step 5: Solve for x
    x = 2,525,538,791.92/57,384.68
  6. Step 6: Final answer
    x = 44,010.68

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1.5x scale

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.