Home / 165,512.76-228,406.98-93,906.60

Finding the Fourth Proportional to 165,512.76, 228,406.98 and 93,906.60

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Solution

The fourth proportional to 165,512.76, 228,406.98 and 93,906.60 is: 129,590.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,512.76 : 228,406.98 = 93,906.60 : x
  2. Step 2: Convert to fraction form
    165,512.76/228,406.98 = 93,906.60/x
  3. Step 3: Cross multiply
    165,512.76x = 228,406.98 × 93,906.60
  4. Step 4: Simplify right side
    165,512.76x = 21,448,922,908.07
  5. Step 5: Solve for x
    x = 21,448,922,908.07/165,512.76
  6. Step 6: Final answer
    x = 129,590.75

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1.5x scale

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.