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Finding the Fourth Proportional to 154,696.50, 232,083.63 and 43,888.50

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Solution

The fourth proportional to 154,696.50, 232,083.63 and 43,888.50 is: 65,843.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,696.50 : 232,083.63 = 43,888.50 : x
  2. Step 2: Convert to fraction form
    154,696.50/232,083.63 = 43,888.50/x
  3. Step 3: Cross multiply
    154,696.50x = 232,083.63 × 43,888.50
  4. Step 4: Simplify right side
    154,696.50x = 10,185,802,395.26
  5. Step 5: Solve for x
    x = 10,185,802,395.26/154,696.50
  6. Step 6: Final answer
    x = 65,843.78

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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.