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Finding the Fourth Proportional to 169,137.51, 233,409.79 and 92,659.33

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Solution

The fourth proportional to 169,137.51, 233,409.79 and 92,659.33 is: 127,869.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,137.51 : 233,409.79 = 92,659.33 : x
  2. Step 2: Convert to fraction form
    169,137.51/233,409.79 = 92,659.33/x
  3. Step 3: Cross multiply
    169,137.51x = 233,409.79 × 92,659.33
  4. Step 4: Simplify right side
    169,137.51x = 21,627,594,756.84
  5. Step 5: Solve for x
    x = 21,627,594,756.84/169,137.51
  6. Step 6: Final answer
    x = 127,869.89

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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.