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Finding the Fourth Proportional to 29,999.57, 44,973.83 and 18,320.99

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Solution

The fourth proportional to 29,999.57, 44,973.83 and 18,320.99 is: 27,465.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,999.57 : 44,973.83 = 18,320.99 : x
  2. Step 2: Convert to fraction form
    29,999.57/44,973.83 = 18,320.99/x
  3. Step 3: Cross multiply
    29,999.57x = 44,973.83 × 18,320.99
  4. Step 4: Simplify right side
    29,999.57x = 823,964,910.63
  5. Step 5: Solve for x
    x = 823,964,910.63/29,999.57
  6. Step 6: Final answer
    x = 27,465.90

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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.