Home / 146,819.34-220,194.57-82,805.16

Finding the Fourth Proportional to 146,819.34, 220,194.57 and 82,805.16

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Solution

The fourth proportional to 146,819.34, 220,194.57 and 82,805.16 is: 124,188.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,819.34 : 220,194.57 = 82,805.16 : x
  2. Step 2: Convert to fraction form
    146,819.34/220,194.57 = 82,805.16/x
  3. Step 3: Cross multiply
    146,819.34x = 220,194.57 × 82,805.16
  4. Step 4: Simplify right side
    146,819.34x = 18,233,246,599.98
  5. Step 5: Solve for x
    x = 18,233,246,599.98/146,819.34
  6. Step 6: Final answer
    x = 124,188.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.