Home / 223,180.19-307,874.30-142,522.73

Finding the Fourth Proportional to 223,180.19, 307,874.30 and 142,522.73

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Solution

The fourth proportional to 223,180.19, 307,874.30 and 142,522.73 is: 196,608.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,180.19 : 307,874.30 = 142,522.73 : x
  2. Step 2: Convert to fraction form
    223,180.19/307,874.30 = 142,522.73/x
  3. Step 3: Cross multiply
    223,180.19x = 307,874.30 × 142,522.73
  4. Step 4: Simplify right side
    223,180.19x = 43,879,085,732.84
  5. Step 5: Solve for x
    x = 43,879,085,732.84/223,180.19
  6. Step 6: Final answer
    x = 196,608.34

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Double scale
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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.