Home / 174,184.80-261,520.20-111,393.60

Finding the Fourth Proportional to 174,184.80, 261,520.20 and 111,393.60

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Solution

The fourth proportional to 174,184.80, 261,520.20 and 111,393.60 is: 167,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,184.80 : 261,520.20 = 111,393.60 : x
  2. Step 2: Convert to fraction form
    174,184.80/261,520.20 = 111,393.60/x
  3. Step 3: Cross multiply
    174,184.80x = 261,520.20 × 111,393.60
  4. Step 4: Simplify right side
    174,184.80x = 29,131,676,550.72
  5. Step 5: Solve for x
    x = 29,131,676,550.72/174,184.80
  6. Step 6: Final answer
    x = 167,245.80

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1.5x scale

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.