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Finding the Fourth Proportional to 16,459.96, 24,631.62 and 14,515.96

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Solution

The fourth proportional to 16,459.96, 24,631.62 and 14,515.96 is: 21,722.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,459.96 : 24,631.62 = 14,515.96 : x
  2. Step 2: Convert to fraction form
    16,459.96/24,631.62 = 14,515.96/x
  3. Step 3: Cross multiply
    16,459.96x = 24,631.62 × 14,515.96
  4. Step 4: Simplify right side
    16,459.96x = 357,551,610.66
  5. Step 5: Solve for x
    x = 357,551,610.66/16,459.96
  6. Step 6: Final answer
    x = 21,722.51

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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.