Home / 313,724.24-470,378.32-114,020.90

Finding the Fourth Proportional to 313,724.24, 470,378.32 and 114,020.90

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Solution

The fourth proportional to 313,724.24, 470,378.32 and 114,020.90 is: 170,955.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,724.24 : 470,378.32 = 114,020.90 : x
  2. Step 2: Convert to fraction form
    313,724.24/470,378.32 = 114,020.90/x
  3. Step 3: Cross multiply
    313,724.24x = 470,378.32 × 114,020.90
  4. Step 4: Simplify right side
    313,724.24x = 53,632,956,749.94
  5. Step 5: Solve for x
    x = 53,632,956,749.94/313,724.24
  6. Step 6: Final answer
    x = 170,955.73

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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.