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Finding the Fourth Proportional to 16,490.58, 24,739.92 and 4,803.90

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Solution

The fourth proportional to 16,490.58, 24,739.92 and 4,803.90 is: 7,207.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490.58 : 24,739.92 = 4,803.90 : x
  2. Step 2: Convert to fraction form
    16,490.58/24,739.92 = 4,803.90/x
  3. Step 3: Cross multiply
    16,490.58x = 24,739.92 × 4,803.90
  4. Step 4: Simplify right side
    16,490.58x = 118,848,101.69
  5. Step 5: Solve for x
    x = 118,848,101.69/16,490.58
  6. Step 6: Final answer
    x = 7,207.03

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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.