Home / 236,954.50-355,487.32-162,109.86

Finding the Fourth Proportional to 236,954.50, 355,487.32 and 162,109.86

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Solution

The fourth proportional to 236,954.50, 355,487.32 and 162,109.86 is: 243,202.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,954.50 : 355,487.32 = 162,109.86 : x
  2. Step 2: Convert to fraction form
    236,954.50/355,487.32 = 162,109.86/x
  3. Step 3: Cross multiply
    236,954.50x = 355,487.32 × 162,109.86
  4. Step 4: Simplify right side
    236,954.50x = 57,627,999,676.98
  5. Step 5: Solve for x
    x = 57,627,999,676.98/236,954.50
  6. Step 6: Final answer
    x = 243,202.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.