Home / 196,211.58-270,763.98-111,326.82

Finding the Fourth Proportional to 196,211.58, 270,763.98 and 111,326.82

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Solution

The fourth proportional to 196,211.58, 270,763.98 and 111,326.82 is: 153,626.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,211.58 : 270,763.98 = 111,326.82 : x
  2. Step 2: Convert to fraction form
    196,211.58/270,763.98 = 111,326.82/x
  3. Step 3: Cross multiply
    196,211.58x = 270,763.98 × 111,326.82
  4. Step 4: Simplify right side
    196,211.58x = 30,143,292,863.94
  5. Step 5: Solve for x
    x = 30,143,292,863.94/196,211.58
  6. Step 6: Final answer
    x = 153,626.47

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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.