Home / 65,151.18-97,890.78-41,469.60

Finding the Fourth Proportional to 65,151.18, 97,890.78 and 41,469.60

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Solution

The fourth proportional to 65,151.18, 97,890.78 and 41,469.60 is: 62,308.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,151.18 : 97,890.78 = 41,469.60 : x
  2. Step 2: Convert to fraction form
    65,151.18/97,890.78 = 41,469.60/x
  3. Step 3: Cross multiply
    65,151.18x = 97,890.78 × 41,469.60
  4. Step 4: Simplify right side
    65,151.18x = 4,059,491,490.29
  5. Step 5: Solve for x
    x = 4,059,491,490.29/65,151.18
  6. Step 6: Final answer
    x = 62,308.79

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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.