Home / 65,682.27-98,555.60-40,715.71

Finding the Fourth Proportional to 65,682.27, 98,555.60 and 40,715.71

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Solution

The fourth proportional to 65,682.27, 98,555.60 and 40,715.71 is: 61,093.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,682.27 : 98,555.60 = 40,715.71 : x
  2. Step 2: Convert to fraction form
    65,682.27/98,555.60 = 40,715.71/x
  3. Step 3: Cross multiply
    65,682.27x = 98,555.60 × 40,715.71
  4. Step 4: Simplify right side
    65,682.27x = 4,012,761,083.88
  5. Step 5: Solve for x
    x = 4,012,761,083.88/65,682.27
  6. Step 6: Final answer
    x = 61,093.52

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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.