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Finding the Fourth Proportional to 183,814.42, 253,687.68 and 103,241.94

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Solution

The fourth proportional to 183,814.42, 253,687.68 and 103,241.94 is: 142,487.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,814.42 : 253,687.68 = 103,241.94 : x
  2. Step 2: Convert to fraction form
    183,814.42/253,687.68 = 103,241.94/x
  3. Step 3: Cross multiply
    183,814.42x = 253,687.68 × 103,241.94
  4. Step 4: Simplify right side
    183,814.42x = 26,191,208,237.30
  5. Step 5: Solve for x
    x = 26,191,208,237.30/183,814.42
  6. Step 6: Final answer
    x = 142,487.23

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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.