Home / 92,508.37-138,817.91-39,917.85

Finding the Fourth Proportional to 92,508.37, 138,817.91 and 39,917.85

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Solution

The fourth proportional to 92,508.37, 138,817.91 and 39,917.85 is: 59,900.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,508.37 : 138,817.91 = 39,917.85 : x
  2. Step 2: Convert to fraction form
    92,508.37/138,817.91 = 39,917.85/x
  3. Step 3: Cross multiply
    92,508.37x = 138,817.91 × 39,917.85
  4. Step 4: Simplify right side
    92,508.37x = 5,541,312,508.69
  5. Step 5: Solve for x
    x = 5,541,312,508.69/92,508.37
  6. Step 6: Final answer
    x = 59,900.66

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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.