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Finding the Fourth Proportional to 104,850.75, 144,699.80 and 60,141.63

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Solution

The fourth proportional to 104,850.75, 144,699.80 and 60,141.63 is: 82,998.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,850.75 : 144,699.80 = 60,141.63 : x
  2. Step 2: Convert to fraction form
    104,850.75/144,699.80 = 60,141.63/x
  3. Step 3: Cross multiply
    104,850.75x = 144,699.80 × 60,141.63
  4. Step 4: Simplify right side
    104,850.75x = 8,702,481,531.97
  5. Step 5: Solve for x
    x = 8,702,481,531.97/104,850.75
  6. Step 6: Final answer
    x = 82,998.75

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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.