Home / 197,987.71-296,955.21-55,844.38

Finding the Fourth Proportional to 197,987.71, 296,955.21 and 55,844.38

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Solution

The fourth proportional to 197,987.71, 296,955.21 and 55,844.38 is: 83,759.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,987.71 : 296,955.21 = 55,844.38 : x
  2. Step 2: Convert to fraction form
    197,987.71/296,955.21 = 55,844.38/x
  3. Step 3: Cross multiply
    197,987.71x = 296,955.21 × 55,844.38
  4. Step 4: Simplify right side
    197,987.71x = 16,583,279,590.22
  5. Step 5: Solve for x
    x = 16,583,279,590.22/197,987.71
  6. Step 6: Final answer
    x = 83,759.14

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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.