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Finding the Fourth Proportional to 175,940.66, 263,870.51 and 104,883.36

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Solution

The fourth proportional to 175,940.66, 263,870.51 and 104,883.36 is: 157,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,940.66 : 263,870.51 = 104,883.36 : x
  2. Step 2: Convert to fraction form
    175,940.66/263,870.51 = 104,883.36/x
  3. Step 3: Cross multiply
    175,940.66x = 263,870.51 × 104,883.36
  4. Step 4: Simplify right side
    175,940.66x = 27,675,624,769.75
  5. Step 5: Solve for x
    x = 27,675,624,769.75/175,940.66
  6. Step 6: Final answer
    x = 157,300.91

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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.