Home / 263,040.20-394,722.30-113,352.20

Finding the Fourth Proportional to 263,040.20, 394,722.30 and 113,352.20

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Solution

The fourth proportional to 263,040.20, 394,722.30 and 113,352.20 is: 170,098.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,040.20 : 394,722.30 = 113,352.20 : x
  2. Step 2: Convert to fraction form
    263,040.20/394,722.30 = 113,352.20/x
  3. Step 3: Cross multiply
    263,040.20x = 394,722.30 × 113,352.20
  4. Step 4: Simplify right side
    263,040.20x = 44,742,641,094.06
  5. Step 5: Solve for x
    x = 44,742,641,094.06/263,040.20
  6. Step 6: Final answer
    x = 170,098.11

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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.