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Finding the Fourth Proportional to 79,999.35, 110,398.41 and 44,191.86

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Solution

The fourth proportional to 79,999.35, 110,398.41 and 44,191.86 is: 60,984.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,999.35 : 110,398.41 = 44,191.86 : x
  2. Step 2: Convert to fraction form
    79,999.35/110,398.41 = 44,191.86/x
  3. Step 3: Cross multiply
    79,999.35x = 110,398.41 × 44,191.86
  4. Step 4: Simplify right side
    79,999.35x = 4,878,711,078.94
  5. Step 5: Solve for x
    x = 4,878,711,078.94/79,999.35
  6. Step 6: Final answer
    x = 60,984.38

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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.