Home / 174,964.20-262,446.30-139,972.20

Finding the Fourth Proportional to 174,964.20, 262,446.30 and 139,972.20

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Solution

The fourth proportional to 174,964.20, 262,446.30 and 139,972.20 is: 209,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,964.20 : 262,446.30 = 139,972.20 : x
  2. Step 2: Convert to fraction form
    174,964.20/262,446.30 = 139,972.20/x
  3. Step 3: Cross multiply
    174,964.20x = 262,446.30 × 139,972.20
  4. Step 4: Simplify right side
    174,964.20x = 36,735,185,992.86
  5. Step 5: Solve for x
    x = 36,735,185,992.86/174,964.20
  6. Step 6: Final answer
    x = 209,958.30

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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.