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Finding the Fourth Proportional to 16,490.66, 24,736.69 and 4,803.88

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Solution

The fourth proportional to 16,490.66, 24,736.69 and 4,803.88 is: 7,206.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490.66 : 24,736.69 = 4,803.88 : x
  2. Step 2: Convert to fraction form
    16,490.66/24,736.69 = 4,803.88/x
  3. Step 3: Cross multiply
    16,490.66x = 24,736.69 × 4,803.88
  4. Step 4: Simplify right side
    16,490.66x = 118,832,090.36
  5. Step 5: Solve for x
    x = 118,832,090.36/16,490.66
  6. Step 6: Final answer
    x = 7,206.02

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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.