Home / 236,563.80-354,902.27-78,793.62

Finding the Fourth Proportional to 236,563.80, 354,902.27 and 78,793.62

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Solution

The fourth proportional to 236,563.80, 354,902.27 and 78,793.62 is: 118,209.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,563.80 : 354,902.27 = 78,793.62 : x
  2. Step 2: Convert to fraction form
    236,563.80/354,902.27 = 78,793.62/x
  3. Step 3: Cross multiply
    236,563.80x = 354,902.27 × 78,793.62
  4. Step 4: Simplify right side
    236,563.80x = 27,964,034,205.55
  5. Step 5: Solve for x
    x = 27,964,034,205.55/236,563.80
  6. Step 6: Final answer
    x = 118,209.27

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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.