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Finding the Fourth Proportional to 79,960.95, 110,345.40 and 44,150.19

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Solution

The fourth proportional to 79,960.95, 110,345.40 and 44,150.19 is: 60,926.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,960.95 : 110,345.40 = 44,150.19 : x
  2. Step 2: Convert to fraction form
    79,960.95/110,345.40 = 44,150.19/x
  3. Step 3: Cross multiply
    79,960.95x = 110,345.40 × 44,150.19
  4. Step 4: Simplify right side
    79,960.95x = 4,871,770,375.63
  5. Step 5: Solve for x
    x = 4,871,770,375.63/79,960.95
  6. Step 6: Final answer
    x = 60,926.87

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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.