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Finding the Fourth Proportional to 79,995.46, 110,400.57 and 44,189.38

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Solution

The fourth proportional to 79,995.46, 110,400.57 and 44,189.38 is: 60,985.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,995.46 : 110,400.57 = 44,189.38 : x
  2. Step 2: Convert to fraction form
    79,995.46/110,400.57 = 44,189.38/x
  3. Step 3: Cross multiply
    79,995.46x = 110,400.57 × 44,189.38
  4. Step 4: Simplify right side
    79,995.46x = 4,878,532,739.95
  5. Step 5: Solve for x
    x = 4,878,532,739.95/79,995.46
  6. Step 6: Final answer
    x = 60,985.12

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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.