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Finding the Fourth Proportional to 164,908.45, 227,578.74 and 93,287.03

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Solution

The fourth proportional to 164,908.45, 227,578.74 and 93,287.03 is: 128,738.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,908.45 : 227,578.74 = 93,287.03 : x
  2. Step 2: Convert to fraction form
    164,908.45/227,578.74 = 93,287.03/x
  3. Step 3: Cross multiply
    164,908.45x = 227,578.74 × 93,287.03
  4. Step 4: Simplify right side
    164,908.45x = 21,230,145,314.69
  5. Step 5: Solve for x
    x = 21,230,145,314.69/164,908.45
  6. Step 6: Final answer
    x = 128,738.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.