Home / 196,255.80-270,834.30-111,374.28

Finding the Fourth Proportional to 196,255.80, 270,834.30 and 111,374.28

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Solution

The fourth proportional to 196,255.80, 270,834.30 and 111,374.28 is: 153,697.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,255.80 : 270,834.30 = 111,374.28 : x
  2. Step 2: Convert to fraction form
    196,255.80/270,834.30 = 111,374.28/x
  3. Step 3: Cross multiply
    196,255.80x = 270,834.30 × 111,374.28
  4. Step 4: Simplify right side
    196,255.80x = 30,163,975,161.80
  5. Step 5: Solve for x
    x = 30,163,975,161.80/196,255.80
  6. Step 6: Final answer
    x = 153,697.24

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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.