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Finding the Fourth Proportional to 167,664.84, 231,373.64 and 92,214.60

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Solution

The fourth proportional to 167,664.84, 231,373.64 and 92,214.60 is: 127,254.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,664.84 : 231,373.64 = 92,214.60 : x
  2. Step 2: Convert to fraction form
    167,664.84/231,373.64 = 92,214.60/x
  3. Step 3: Cross multiply
    167,664.84x = 231,373.64 × 92,214.60
  4. Step 4: Simplify right side
    167,664.84x = 21,336,027,663.14
  5. Step 5: Solve for x
    x = 21,336,027,663.14/167,664.84
  6. Step 6: Final answer
    x = 127,254.04

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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.