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Finding the Fourth Proportional to 8,857.01, 12,225.99 and 5,873.85

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Solution

The fourth proportional to 8,857.01, 12,225.99 and 5,873.85 is: 8,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857.01 : 12,225.99 = 5,873.85 : x
  2. Step 2: Convert to fraction form
    8,857.01/12,225.99 = 5,873.85/x
  3. Step 3: Cross multiply
    8,857.01x = 12,225.99 × 5,873.85
  4. Step 4: Simplify right side
    8,857.01x = 71,813,631.36
  5. Step 5: Solve for x
    x = 71,813,631.36/8,857.01
  6. Step 6: Final answer
    x = 8,108.11

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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.