Home / 197,831.15-296,874.30-109,148.30

Finding the Fourth Proportional to 197,831.15, 296,874.30 and 109,148.30

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Solution

The fourth proportional to 197,831.15, 296,874.30 and 109,148.30 is: 163,792.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,831.15 : 296,874.30 = 109,148.30 : x
  2. Step 2: Convert to fraction form
    197,831.15/296,874.30 = 109,148.30/x
  3. Step 3: Cross multiply
    197,831.15x = 296,874.30 × 109,148.30
  4. Step 4: Simplify right side
    197,831.15x = 32,403,325,158.69
  5. Step 5: Solve for x
    x = 32,403,325,158.69/197,831.15
  6. Step 6: Final answer
    x = 163,792.84

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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.