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Finding the Fourth Proportional to 164,525.16, 227,044.80 and 89,073.72

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Solution

The fourth proportional to 164,525.16, 227,044.80 and 89,073.72 is: 122,921.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,525.16 : 227,044.80 = 89,073.72 : x
  2. Step 2: Convert to fraction form
    164,525.16/227,044.80 = 89,073.72/x
  3. Step 3: Cross multiply
    164,525.16x = 227,044.80 × 89,073.72
  4. Step 4: Simplify right side
    164,525.16x = 20,223,724,942.66
  5. Step 5: Solve for x
    x = 20,223,724,942.66/164,525.16
  6. Step 6: Final answer
    x = 122,921.78

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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.