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Finding the Fourth Proportional to 104,694.33, 144,503.84 and 59,398.82

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Solution

The fourth proportional to 104,694.33, 144,503.84 and 59,398.82 is: 81,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,694.33 : 144,503.84 = 59,398.82 : x
  2. Step 2: Convert to fraction form
    104,694.33/144,503.84 = 59,398.82/x
  3. Step 3: Cross multiply
    104,694.33x = 144,503.84 × 59,398.82
  4. Step 4: Simplify right side
    104,694.33x = 8,583,357,645.73
  5. Step 5: Solve for x
    x = 8,583,357,645.73/104,694.33
  6. Step 6: Final answer
    x = 81,984.93

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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.