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Finding the Fourth Proportional to 16,368.66, 24,553.02 and 4,681.88

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Solution

The fourth proportional to 16,368.66, 24,553.02 and 4,681.88 is: 7,022.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,368.66 : 24,553.02 = 4,681.88 : x
  2. Step 2: Convert to fraction form
    16,368.66/24,553.02 = 4,681.88/x
  3. Step 3: Cross multiply
    16,368.66x = 24,553.02 × 4,681.88
  4. Step 4: Simplify right side
    16,368.66x = 114,954,293.28
  5. Step 5: Solve for x
    x = 114,954,293.28/16,368.66
  6. Step 6: Final answer
    x = 7,022.83

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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.