Home / 196,367.53-270,985.34-109,150.35

Finding the Fourth Proportional to 196,367.53, 270,985.34 and 109,150.35

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Solution

The fourth proportional to 196,367.53, 270,985.34 and 109,150.35 is: 150,626.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,367.53 : 270,985.34 = 109,150.35 : x
  2. Step 2: Convert to fraction form
    196,367.53/270,985.34 = 109,150.35/x
  3. Step 3: Cross multiply
    196,367.53x = 270,985.34 × 109,150.35
  4. Step 4: Simplify right side
    196,367.53x = 29,578,144,851.72
  5. Step 5: Solve for x
    x = 29,578,144,851.72/196,367.53
  6. Step 6: Final answer
    x = 150,626.45

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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.