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Finding the Fourth Proportional to 79,533.39, 109,751.44 and 43,723.39

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Solution

The fourth proportional to 79,533.39, 109,751.44 and 43,723.39 is: 60,335.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,533.39 : 109,751.44 = 43,723.39 : x
  2. Step 2: Convert to fraction form
    79,533.39/109,751.44 = 43,723.39/x
  3. Step 3: Cross multiply
    79,533.39x = 109,751.44 × 43,723.39
  4. Step 4: Simplify right side
    79,533.39x = 4,798,705,014.18
  5. Step 5: Solve for x
    x = 4,798,705,014.18/79,533.39
  6. Step 6: Final answer
    x = 60,335.73

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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.