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Finding the Fourth Proportional to 116,859.97, 175,227.59 and 60,643.48

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Solution

The fourth proportional to 116,859.97, 175,227.59 and 60,643.48 is: 90,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,859.97 : 175,227.59 = 60,643.48 : x
  2. Step 2: Convert to fraction form
    116,859.97/175,227.59 = 60,643.48/x
  3. Step 3: Cross multiply
    116,859.97x = 175,227.59 × 60,643.48
  4. Step 4: Simplify right side
    116,859.97x = 10,626,409,670.26
  5. Step 5: Solve for x
    x = 10,626,409,670.26/116,859.97
  6. Step 6: Final answer
    x = 90,932.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.