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Finding the Fourth Proportional to 29,008.08, 43,511.04 and 8,231.04

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Solution

The fourth proportional to 29,008.08, 43,511.04 and 8,231.04 is: 12,346.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,008.08 : 43,511.04 = 8,231.04 : x
  2. Step 2: Convert to fraction form
    29,008.08/43,511.04 = 8,231.04/x
  3. Step 3: Cross multiply
    29,008.08x = 43,511.04 × 8,231.04
  4. Step 4: Simplify right side
    29,008.08x = 358,141,110.68
  5. Step 5: Solve for x
    x = 358,141,110.68/29,008.08
  6. Step 6: Final answer
    x = 12,346.25

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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.