Home / 165,392.82-228,247.11-93,775.86

Finding the Fourth Proportional to 165,392.82, 228,247.11 and 93,775.86

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Solution

The fourth proportional to 165,392.82, 228,247.11 and 93,775.86 is: 129,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,392.82 : 228,247.11 = 93,775.86 : x
  2. Step 2: Convert to fraction form
    165,392.82/228,247.11 = 93,775.86/x
  3. Step 3: Cross multiply
    165,392.82x = 228,247.11 × 93,775.86
  4. Step 4: Simplify right side
    165,392.82x = 21,404,069,032.76
  5. Step 5: Solve for x
    x = 21,404,069,032.76/165,392.82
  6. Step 6: Final answer
    x = 129,413.53

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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.