Home / 41,127.32-61,716.50-18,943.86

Finding the Fourth Proportional to 41,127.32, 61,716.50 and 18,943.86

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Solution

The fourth proportional to 41,127.32, 61,716.50 and 18,943.86 is: 28,427.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,127.32 : 61,716.50 = 18,943.86 : x
  2. Step 2: Convert to fraction form
    41,127.32/61,716.50 = 18,943.86/x
  3. Step 3: Cross multiply
    41,127.32x = 61,716.50 × 18,943.86
  4. Step 4: Simplify right side
    41,127.32x = 1,169,148,735.69
  5. Step 5: Solve for x
    x = 1,169,148,735.69/41,127.32
  6. Step 6: Final answer
    x = 28,427.54

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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.