Home / 197,987.29-296,981.07-48,226.75

Finding the Fourth Proportional to 197,987.29, 296,981.07 and 48,226.75

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Solution

The fourth proportional to 197,987.29, 296,981.07 and 48,226.75 is: 72,340.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,987.29 : 296,981.07 = 48,226.75 : x
  2. Step 2: Convert to fraction form
    197,987.29/296,981.07 = 48,226.75/x
  3. Step 3: Cross multiply
    197,987.29x = 296,981.07 × 48,226.75
  4. Step 4: Simplify right side
    197,987.29x = 14,322,431,817.62
  5. Step 5: Solve for x
    x = 14,322,431,817.62/197,987.29
  6. Step 6: Final answer
    x = 72,340.16

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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.