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Finding the Fourth Proportional to 79,963.86, 110,350.13 and 44,153.94

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Solution

The fourth proportional to 79,963.86, 110,350.13 and 44,153.94 is: 60,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,963.86 : 110,350.13 = 44,153.94 : x
  2. Step 2: Convert to fraction form
    79,963.86/110,350.13 = 44,153.94/x
  3. Step 3: Cross multiply
    79,963.86x = 110,350.13 × 44,153.94
  4. Step 4: Simplify right side
    79,963.86x = 4,872,392,798.24
  5. Step 5: Solve for x
    x = 4,872,392,798.24/79,963.86
  6. Step 6: Final answer
    x = 60,932.44

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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.