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Finding the Fourth Proportional to 118,195.04, 163,093.02 and 67,894.04

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Solution

The fourth proportional to 118,195.04, 163,093.02 and 67,894.04 is: 93,684.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,195.04 : 163,093.02 = 67,894.04 : x
  2. Step 2: Convert to fraction form
    118,195.04/163,093.02 = 67,894.04/x
  3. Step 3: Cross multiply
    118,195.04x = 163,093.02 × 67,894.04
  4. Step 4: Simplify right side
    118,195.04x = 11,073,044,023.60
  5. Step 5: Solve for x
    x = 11,073,044,023.60/118,195.04
  6. Step 6: Final answer
    x = 93,684.51

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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.