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Finding the Fourth Proportional to 164,490.48, 227,007.36 and 92,844.36

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Solution

The fourth proportional to 164,490.48, 227,007.36 and 92,844.36 is: 128,131.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,490.48 : 227,007.36 = 92,844.36 : x
  2. Step 2: Convert to fraction form
    164,490.48/227,007.36 = 92,844.36/x
  3. Step 3: Cross multiply
    164,490.48x = 227,007.36 × 92,844.36
  4. Step 4: Simplify right side
    164,490.48x = 21,076,353,054.49
  5. Step 5: Solve for x
    x = 21,076,353,054.49/164,490.48
  6. Step 6: Final answer
    x = 128,131.14

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Why These Related Problems?

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