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Finding the Fourth Proportional to 44,612.76, 66,928.84 and 16,910.76

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Solution

The fourth proportional to 44,612.76, 66,928.84 and 16,910.76 is: 25,369.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,612.76 : 66,928.84 = 16,910.76 : x
  2. Step 2: Convert to fraction form
    44,612.76/66,928.84 = 16,910.76/x
  3. Step 3: Cross multiply
    44,612.76x = 66,928.84 × 16,910.76
  4. Step 4: Simplify right side
    44,612.76x = 1,131,817,550.32
  5. Step 5: Solve for x
    x = 1,131,817,550.32/44,612.76
  6. Step 6: Final answer
    x = 25,369.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.