Home / 196,223.40-270,788.82-111,340.24

Finding the Fourth Proportional to 196,223.40, 270,788.82 and 111,340.24

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Solution

The fourth proportional to 196,223.40, 270,788.82 and 111,340.24 is: 153,649.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,223.40 : 270,788.82 = 111,340.24 : x
  2. Step 2: Convert to fraction form
    196,223.40/270,788.82 = 111,340.24/x
  3. Step 3: Cross multiply
    196,223.40x = 270,788.82 × 111,340.24
  4. Step 4: Simplify right side
    196,223.40x = 30,149,692,208.12
  5. Step 5: Solve for x
    x = 30,149,692,208.12/196,223.40
  6. Step 6: Final answer
    x = 153,649.83

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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.