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Finding the Fourth Proportional to 8,053.17, 12,079.76 and 3,671.88

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Solution

The fourth proportional to 8,053.17, 12,079.76 and 3,671.88 is: 5,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,053.17 : 12,079.76 = 3,671.88 : x
  2. Step 2: Convert to fraction form
    8,053.17/12,079.76 = 3,671.88/x
  3. Step 3: Cross multiply
    8,053.17x = 12,079.76 × 3,671.88
  4. Step 4: Simplify right side
    8,053.17x = 44,355,410.79
  5. Step 5: Solve for x
    x = 44,355,410.79/8,053.17
  6. Step 6: Final answer
    x = 5,507.82

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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.