Home / 118,982.34-164,194.08-67,994.49

Finding the Fourth Proportional to 118,982.34, 164,194.08 and 67,994.49

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Solution

The fourth proportional to 118,982.34, 164,194.08 and 67,994.49 is: 93,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,982.34 : 164,194.08 = 67,994.49 : x
  2. Step 2: Convert to fraction form
    118,982.34/164,194.08 = 67,994.49/x
  3. Step 3: Cross multiply
    118,982.34x = 164,194.08 × 67,994.49
  4. Step 4: Simplify right side
    118,982.34x = 11,164,292,730.62
  5. Step 5: Solve for x
    x = 11,164,292,730.62/118,982.34
  6. Step 6: Final answer
    x = 93,831.51

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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.