Home / 199,125.80-274,793.60-109,701.80

Finding the Fourth Proportional to 199,125.80, 274,793.60 and 109,701.80

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Solution

The fourth proportional to 199,125.80, 274,793.60 and 109,701.80 is: 151,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,125.80 : 274,793.60 = 109,701.80 : x
  2. Step 2: Convert to fraction form
    199,125.80/274,793.60 = 109,701.80/x
  3. Step 3: Cross multiply
    199,125.80x = 274,793.60 × 109,701.80
  4. Step 4: Simplify right side
    199,125.80x = 30,145,352,548.48
  5. Step 5: Solve for x
    x = 30,145,352,548.48/199,125.80
  6. Step 6: Final answer
    x = 151,388.48

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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.