Home / 104,063.49-143,611.73-58,743.09

Finding the Fourth Proportional to 104,063.49, 143,611.73 and 58,743.09

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Solution

The fourth proportional to 104,063.49, 143,611.73 and 58,743.09 is: 81,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,063.49 : 143,611.73 = 58,743.09 : x
  2. Step 2: Convert to fraction form
    104,063.49/143,611.73 = 58,743.09/x
  3. Step 3: Cross multiply
    104,063.49x = 143,611.73 × 58,743.09
  4. Step 4: Simplify right side
    104,063.49x = 8,436,196,486.73
  5. Step 5: Solve for x
    x = 8,436,196,486.73/104,063.49
  6. Step 6: Final answer
    x = 81,067.78

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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.