Home / 57,965.22-86,935.92-36,611.43

Finding the Fourth Proportional to 57,965.22, 86,935.92 and 36,611.43

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Solution

The fourth proportional to 57,965.22, 86,935.92 and 36,611.43 is: 54,909.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,965.22 : 86,935.92 = 36,611.43 : x
  2. Step 2: Convert to fraction form
    57,965.22/86,935.92 = 36,611.43/x
  3. Step 3: Cross multiply
    57,965.22x = 86,935.92 × 36,611.43
  4. Step 4: Simplify right side
    57,965.22x = 3,182,847,886.26
  5. Step 5: Solve for x
    x = 3,182,847,886.26/57,965.22
  6. Step 6: Final answer
    x = 54,909.61

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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.