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Finding the Fourth Proportional to 11,248.66, 16,873.02 and 3,457.42

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Solution

The fourth proportional to 11,248.66, 16,873.02 and 3,457.42 is: 5,186.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.66 : 16,873.02 = 3,457.42 : x
  2. Step 2: Convert to fraction form
    11,248.66/16,873.02 = 3,457.42/x
  3. Step 3: Cross multiply
    11,248.66x = 16,873.02 × 3,457.42
  4. Step 4: Simplify right side
    11,248.66x = 58,337,116.81
  5. Step 5: Solve for x
    x = 58,337,116.81/11,248.66
  6. Step 6: Final answer
    x = 5,186.14

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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.