Home / 107,960.62-148,985.91-60,217.05

Finding the Fourth Proportional to 107,960.62, 148,985.91 and 60,217.05

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Solution

The fourth proportional to 107,960.62, 148,985.91 and 60,217.05 is: 83,099.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,960.62 : 148,985.91 = 60,217.05 : x
  2. Step 2: Convert to fraction form
    107,960.62/148,985.91 = 60,217.05/x
  3. Step 3: Cross multiply
    107,960.62x = 148,985.91 × 60,217.05
  4. Step 4: Simplify right side
    107,960.62x = 8,971,491,991.77
  5. Step 5: Solve for x
    x = 8,971,491,991.77/107,960.62
  6. Step 6: Final answer
    x = 83,099.67

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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.