Home / 79,960.26-120,013.56-40,544.58

Finding the Fourth Proportional to 79,960.26, 120,013.56 and 40,544.58

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Solution

The fourth proportional to 79,960.26, 120,013.56 and 40,544.58 is: 60,853.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,960.26 : 120,013.56 = 40,544.58 : x
  2. Step 2: Convert to fraction form
    79,960.26/120,013.56 = 40,544.58/x
  3. Step 3: Cross multiply
    79,960.26x = 120,013.56 × 40,544.58
  4. Step 4: Simplify right side
    79,960.26x = 4,865,899,384.50
  5. Step 5: Solve for x
    x = 4,865,899,384.50/79,960.26
  6. Step 6: Final answer
    x = 60,853.97

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1.5x scale

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.