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Finding the Fourth Proportional to 79,867.36, 110,212.50 and 44,050.24

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Solution

The fourth proportional to 79,867.36, 110,212.50 and 44,050.24 is: 60,786.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,867.36 : 110,212.50 = 44,050.24 : x
  2. Step 2: Convert to fraction form
    79,867.36/110,212.50 = 44,050.24/x
  3. Step 3: Cross multiply
    79,867.36x = 110,212.50 × 44,050.24
  4. Step 4: Simplify right side
    79,867.36x = 4,854,887,076
  5. Step 5: Solve for x
    x = 4,854,887,076/79,867.36
  6. Step 6: Final answer
    x = 60,786.87

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1.5x scale

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.