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Finding the Fourth Proportional to 183,814.62, 253,676.79 and 103,244.46

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Solution

The fourth proportional to 183,814.62, 253,676.79 and 103,244.46 is: 142,484.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,814.62 : 253,676.79 = 103,244.46 : x
  2. Step 2: Convert to fraction form
    183,814.62/253,676.79 = 103,244.46/x
  3. Step 3: Cross multiply
    183,814.62x = 253,676.79 × 103,244.46
  4. Step 4: Simplify right side
    183,814.62x = 26,190,723,198.08
  5. Step 5: Solve for x
    x = 26,190,723,198.08/183,814.62
  6. Step 6: Final answer
    x = 142,484.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.