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Finding the Fourth Proportional to 16,440.99, 24,659.16 and 5,347.85

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Solution

The fourth proportional to 16,440.99, 24,659.16 and 5,347.85 is: 8,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440.99 : 24,659.16 = 5,347.85 : x
  2. Step 2: Convert to fraction form
    16,440.99/24,659.16 = 5,347.85/x
  3. Step 3: Cross multiply
    16,440.99x = 24,659.16 × 5,347.85
  4. Step 4: Simplify right side
    16,440.99x = 131,873,365.51
  5. Step 5: Solve for x
    x = 131,873,365.51/16,440.99
  6. Step 6: Final answer
    x = 8,021.01

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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.