Home / 322,831.12-484,324.32-101,215.12

Finding the Fourth Proportional to 322,831.12, 484,324.32 and 101,215.12

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Solution

The fourth proportional to 322,831.12, 484,324.32 and 101,215.12 is: 151,847.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,831.12 : 484,324.32 = 101,215.12 : x
  2. Step 2: Convert to fraction form
    322,831.12/484,324.32 = 101,215.12/x
  3. Step 3: Cross multiply
    322,831.12x = 484,324.32 × 101,215.12
  4. Step 4: Simplify right side
    322,831.12x = 49,020,944,167.72
  5. Step 5: Solve for x
    x = 49,020,944,167.72/322,831.12
  6. Step 6: Final answer
    x = 151,847.02

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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.