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Finding the Fourth Proportional to 267,995.08, 370,006.26 and 166,128.88

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Solution

The fourth proportional to 267,995.08, 370,006.26 and 166,128.88 is: 229,365.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,995.08 : 370,006.26 = 166,128.88 : x
  2. Step 2: Convert to fraction form
    267,995.08/370,006.26 = 166,128.88/x
  3. Step 3: Cross multiply
    267,995.08x = 370,006.26 × 166,128.88
  4. Step 4: Simplify right side
    267,995.08x = 61,468,725,566.79
  5. Step 5: Solve for x
    x = 61,468,725,566.79/267,995.08
  6. Step 6: Final answer
    x = 229,365.13

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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.