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Finding the Fourth Proportional to 29,999.85, 44,999.22 and 8,954.17

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Solution

The fourth proportional to 29,999.85, 44,999.22 and 8,954.17 is: 13,431.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,999.85 : 44,999.22 = 8,954.17 : x
  2. Step 2: Convert to fraction form
    29,999.85/44,999.22 = 8,954.17/x
  3. Step 3: Cross multiply
    29,999.85x = 44,999.22 × 8,954.17
  4. Step 4: Simplify right side
    29,999.85x = 402,930,665.75
  5. Step 5: Solve for x
    x = 402,930,665.75/29,999.85
  6. Step 6: Final answer
    x = 13,431.09

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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.