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Finding the Fourth Proportional to 104,974.48, 144,859.08 and 60,262.48

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Solution

The fourth proportional to 104,974.48, 144,859.08 and 60,262.48 is: 83,158.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,974.48 : 144,859.08 = 60,262.48 : x
  2. Step 2: Convert to fraction form
    104,974.48/144,859.08 = 60,262.48/x
  3. Step 3: Cross multiply
    104,974.48x = 144,859.08 × 60,262.48
  4. Step 4: Simplify right side
    104,974.48x = 8,729,567,411.32
  5. Step 5: Solve for x
    x = 8,729,567,411.32/104,974.48
  6. Step 6: Final answer
    x = 83,158.95

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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.