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Finding the Fourth Proportional to 16,448.79, 24,673.10 and 5,918.79

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Solution

The fourth proportional to 16,448.79, 24,673.10 and 5,918.79 is: 8,878.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,448.79 : 24,673.10 = 5,918.79 : x
  2. Step 2: Convert to fraction form
    16,448.79/24,673.10 = 5,918.79/x
  3. Step 3: Cross multiply
    16,448.79x = 24,673.10 × 5,918.79
  4. Step 4: Simplify right side
    16,448.79x = 146,034,867.96
  5. Step 5: Solve for x
    x = 146,034,867.96/16,448.79
  6. Step 6: Final answer
    x = 8,878.15

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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.