Home / 68,237.37-102,387.76-26,103.53

Finding the Fourth Proportional to 68,237.37, 102,387.76 and 26,103.53

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Solution

The fourth proportional to 68,237.37, 102,387.76 and 26,103.53 is: 39,167.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,237.37 : 102,387.76 = 26,103.53 : x
  2. Step 2: Convert to fraction form
    68,237.37/102,387.76 = 26,103.53/x
  3. Step 3: Cross multiply
    68,237.37x = 102,387.76 × 26,103.53
  4. Step 4: Simplify right side
    68,237.37x = 2,672,681,452.85
  5. Step 5: Solve for x
    x = 2,672,681,452.85/68,237.37
  6. Step 6: Final answer
    x = 39,167.42

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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.