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Finding the Fourth Proportional to 183,813.92, 253,687.00 and 103,241.44

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Solution

The fourth proportional to 183,813.92, 253,687.00 and 103,241.44 is: 142,486.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,813.92 : 253,687.00 = 103,241.44 : x
  2. Step 2: Convert to fraction form
    183,813.92/253,687.00 = 103,241.44/x
  3. Step 3: Cross multiply
    183,813.92x = 253,687.00 × 103,241.44
  4. Step 4: Simplify right side
    183,813.92x = 26,191,010,673.07
  5. Step 5: Solve for x
    x = 26,191,010,673.07/183,813.92
  6. Step 6: Final answer
    x = 142,486.55

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1.5x scale

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.