Home / 196,157.58-270,689.46-111,272.82

Finding the Fourth Proportional to 196,157.58, 270,689.46 and 111,272.82

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Solution

The fourth proportional to 196,157.58, 270,689.46 and 111,272.82 is: 153,551.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,157.58 : 270,689.46 = 111,272.82 : x
  2. Step 2: Convert to fraction form
    196,157.58/270,689.46 = 111,272.82/x
  3. Step 3: Cross multiply
    196,157.58x = 270,689.46 × 111,272.82
  4. Step 4: Simplify right side
    196,157.58x = 30,120,379,558.48
  5. Step 5: Solve for x
    x = 30,120,379,558.48/196,157.58
  6. Step 6: Final answer
    x = 153,551.95

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1.5x scale

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.