Home / 57,818.21-86,760.11-22,782.47

Finding the Fourth Proportional to 57,818.21, 86,760.11 and 22,782.47

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Solution

The fourth proportional to 57,818.21, 86,760.11 and 22,782.47 is: 34,186.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,818.21 : 86,760.11 = 22,782.47 : x
  2. Step 2: Convert to fraction form
    57,818.21/86,760.11 = 22,782.47/x
  3. Step 3: Cross multiply
    57,818.21x = 86,760.11 × 22,782.47
  4. Step 4: Simplify right side
    57,818.21x = 1,976,609,226.43
  5. Step 5: Solve for x
    x = 1,976,609,226.43/57,818.21
  6. Step 6: Final answer
    x = 34,186.62

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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.