Home / 174,126.20-261,189.30-163,628.60

Finding the Fourth Proportional to 174,126.20, 261,189.30 and 163,628.60

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Solution

The fourth proportional to 174,126.20, 261,189.30 and 163,628.60 is: 245,442.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,126.20 : 261,189.30 = 163,628.60 : x
  2. Step 2: Convert to fraction form
    174,126.20/261,189.30 = 163,628.60/x
  3. Step 3: Cross multiply
    174,126.20x = 261,189.30 × 163,628.60
  4. Step 4: Simplify right side
    174,126.20x = 42,738,039,493.98
  5. Step 5: Solve for x
    x = 42,738,039,493.98/174,126.20
  6. Step 6: Final answer
    x = 245,442.90

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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.