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Finding the Fourth Proportional to 8,581.04, 12,872.64 and 3,901.04

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Solution

The fourth proportional to 8,581.04, 12,872.64 and 3,901.04 is: 5,852.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581.04 : 12,872.64 = 3,901.04 : x
  2. Step 2: Convert to fraction form
    8,581.04/12,872.64 = 3,901.04/x
  3. Step 3: Cross multiply
    8,581.04x = 12,872.64 × 3,901.04
  4. Step 4: Simplify right side
    8,581.04x = 50,216,683.55
  5. Step 5: Solve for x
    x = 50,216,683.55/8,581.04
  6. Step 6: Final answer
    x = 5,852.05

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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.