Home / 196,396.64-270,934.56-132,756.80

Finding the Fourth Proportional to 196,396.64, 270,934.56 and 132,756.80

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Solution

The fourth proportional to 196,396.64, 270,934.56 and 132,756.80 is: 183,141.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,396.64 : 270,934.56 = 132,756.80 : x
  2. Step 2: Convert to fraction form
    196,396.64/270,934.56 = 132,756.80/x
  3. Step 3: Cross multiply
    196,396.64x = 270,934.56 × 132,756.80
  4. Step 4: Simplify right side
    196,396.64x = 35,968,405,195.01
  5. Step 5: Solve for x
    x = 35,968,405,195.01/196,396.64
  6. Step 6: Final answer
    x = 183,141.65

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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.