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Finding the Fourth Proportional to 123,596, 183,804.06 and 119,659.36

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Solution

The fourth proportional to 123,596, 183,804.06 and 119,659.36 is: 177,949.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,596 : 183,804.06 = 119,659.36 : x
  2. Step 2: Convert to fraction form
    123,596/183,804.06 = 119,659.36/x
  3. Step 3: Cross multiply
    123,596x = 183,804.06 × 119,659.36
  4. Step 4: Simplify right side
    123,596x = 21,993,876,185.00
  5. Step 5: Solve for x
    x = 21,993,876,185.00/123,596
  6. Step 6: Final answer
    x = 177,949.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.