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Finding the Fourth Proportional to 104,624.70, 144,393.38 and 59,297.82

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Solution

The fourth proportional to 104,624.70, 144,393.38 and 59,297.82 is: 81,837.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,624.70 : 144,393.38 = 59,297.82 : x
  2. Step 2: Convert to fraction form
    104,624.70/144,393.38 = 59,297.82/x
  3. Step 3: Cross multiply
    104,624.70x = 144,393.38 × 59,297.82
  4. Step 4: Simplify right side
    104,624.70x = 8,562,212,656.43
  5. Step 5: Solve for x
    x = 8,562,212,656.43/104,624.70
  6. Step 6: Final answer
    x = 81,837.39

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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.