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Finding the Fourth Proportional to 44,321.94, 61,423.04 and 43,480.86

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Solution

The fourth proportional to 44,321.94, 61,423.04 and 43,480.86 is: 60,257.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,321.94 : 61,423.04 = 43,480.86 : x
  2. Step 2: Convert to fraction form
    44,321.94/61,423.04 = 43,480.86/x
  3. Step 3: Cross multiply
    44,321.94x = 61,423.04 × 43,480.86
  4. Step 4: Simplify right side
    44,321.94x = 2,670,726,385.61
  5. Step 5: Solve for x
    x = 2,670,726,385.61/44,321.94
  6. Step 6: Final answer
    x = 60,257.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.