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Finding the Fourth Proportional to 104,754.60, 144,564.60 and 59,434.49

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Solution

The fourth proportional to 104,754.60, 144,564.60 and 59,434.49 is: 82,021.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,754.60 : 144,564.60 = 59,434.49 : x
  2. Step 2: Convert to fraction form
    104,754.60/144,564.60 = 59,434.49/x
  3. Step 3: Cross multiply
    104,754.60x = 144,564.60 × 59,434.49
  4. Step 4: Simplify right side
    104,754.60x = 8,592,122,550.23
  5. Step 5: Solve for x
    x = 8,592,122,550.23/104,754.60
  6. Step 6: Final answer
    x = 82,021.43

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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.