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Finding the Fourth Proportional to 169,894.08, 234,468 and 94,449.60

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Solution

The fourth proportional to 169,894.08, 234,468 and 94,449.60 is: 130,348.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,894.08 : 234,468 = 94,449.60 : x
  2. Step 2: Convert to fraction form
    169,894.08/234,468 = 94,449.60/x
  3. Step 3: Cross multiply
    169,894.08x = 234,468 × 94,449.60
  4. Step 4: Simplify right side
    169,894.08x = 22,145,408,812.80
  5. Step 5: Solve for x
    x = 22,145,408,812.80/169,894.08
  6. Step 6: Final answer
    x = 130,348.33

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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.