Home / 95,112.68-142,664.11-31,933.28

Finding the Fourth Proportional to 95,112.68, 142,664.11 and 31,933.28

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Solution

The fourth proportional to 95,112.68, 142,664.11 and 31,933.28 is: 47,898.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,112.68 : 142,664.11 = 31,933.28 : x
  2. Step 2: Convert to fraction form
    95,112.68/142,664.11 = 31,933.28/x
  3. Step 3: Cross multiply
    95,112.68x = 142,664.11 × 31,933.28
  4. Step 4: Simplify right side
    95,112.68x = 4,555,733,247.41
  5. Step 5: Solve for x
    x = 4,555,733,247.41/95,112.68
  6. Step 6: Final answer
    x = 47,898.28

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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.