Home / 57,683.20-86,573.40-26,141.80

Finding the Fourth Proportional to 57,683.20, 86,573.40 and 26,141.80

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Solution

The fourth proportional to 57,683.20, 86,573.40 and 26,141.80 is: 39,234.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,683.20 : 86,573.40 = 26,141.80 : x
  2. Step 2: Convert to fraction form
    57,683.20/86,573.40 = 26,141.80/x
  3. Step 3: Cross multiply
    57,683.20x = 86,573.40 × 26,141.80
  4. Step 4: Simplify right side
    57,683.20x = 2,263,184,508.12
  5. Step 5: Solve for x
    x = 2,263,184,508.12/57,683.20
  6. Step 6: Final answer
    x = 39,234.73

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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.