Home / 107,914.88-161,887.09-36,818.42

Finding the Fourth Proportional to 107,914.88, 161,887.09 and 36,818.42

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Solution

The fourth proportional to 107,914.88, 161,887.09 and 36,818.42 is: 55,232.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,914.88 : 161,887.09 = 36,818.42 : x
  2. Step 2: Convert to fraction form
    107,914.88/161,887.09 = 36,818.42/x
  3. Step 3: Cross multiply
    107,914.88x = 161,887.09 × 36,818.42
  4. Step 4: Simplify right side
    107,914.88x = 5,960,427,184.87
  5. Step 5: Solve for x
    x = 5,960,427,184.87/107,914.88
  6. Step 6: Final answer
    x = 55,232.67

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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.