Home / 109,757.62-151,457.20-62,015.41

Finding the Fourth Proportional to 109,757.62, 151,457.20 and 62,015.41

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Solution

The fourth proportional to 109,757.62, 151,457.20 and 62,015.41 is: 85,576.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,757.62 : 151,457.20 = 62,015.41 : x
  2. Step 2: Convert to fraction form
    109,757.62/151,457.20 = 62,015.41/x
  3. Step 3: Cross multiply
    109,757.62x = 151,457.20 × 62,015.41
  4. Step 4: Simplify right side
    109,757.62x = 9,392,680,355.45
  5. Step 5: Solve for x
    x = 9,392,680,355.45/109,757.62
  6. Step 6: Final answer
    x = 85,576.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.