Home / 84,415.14-126,626.94-25,251.30

Finding the Fourth Proportional to 84,415.14, 126,626.94 and 25,251.30

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Solution

The fourth proportional to 84,415.14, 126,626.94 and 25,251.30 is: 37,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,415.14 : 126,626.94 = 25,251.30 : x
  2. Step 2: Convert to fraction form
    84,415.14/126,626.94 = 25,251.30/x
  3. Step 3: Cross multiply
    84,415.14x = 126,626.94 × 25,251.30
  4. Step 4: Simplify right side
    84,415.14x = 3,197,494,850.02
  5. Step 5: Solve for x
    x = 3,197,494,850.02/84,415.14
  6. Step 6: Final answer
    x = 37,878.22

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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.