Home / 174,760.40-261,622.20-115,662.80

Finding the Fourth Proportional to 174,760.40, 261,622.20 and 115,662.80

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Solution

The fourth proportional to 174,760.40, 261,622.20 and 115,662.80 is: 173,151.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,760.40 : 261,622.20 = 115,662.80 : x
  2. Step 2: Convert to fraction form
    174,760.40/261,622.20 = 115,662.80/x
  3. Step 3: Cross multiply
    174,760.40x = 261,622.20 × 115,662.80
  4. Step 4: Simplify right side
    174,760.40x = 30,259,956,194.16
  5. Step 5: Solve for x
    x = 30,259,956,194.16/174,760.40
  6. Step 6: Final answer
    x = 173,151.10

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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.