Home / 106,831.92-147,422.07-58,424.22

Finding the Fourth Proportional to 106,831.92, 147,422.07 and 58,424.22

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Solution

The fourth proportional to 106,831.92, 147,422.07 and 58,424.22 is: 80,622.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,831.92 : 147,422.07 = 58,424.22 : x
  2. Step 2: Convert to fraction form
    106,831.92/147,422.07 = 58,424.22/x
  3. Step 3: Cross multiply
    106,831.92x = 147,422.07 × 58,424.22
  4. Step 4: Simplify right side
    106,831.92x = 8,613,019,450.54
  5. Step 5: Solve for x
    x = 8,613,019,450.54/106,831.92
  6. Step 6: Final answer
    x = 80,622.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.