Home / 146,609.20-219,622.20-136,111.60

Finding the Fourth Proportional to 146,609.20, 219,622.20 and 136,111.60

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Solution

The fourth proportional to 146,609.20, 219,622.20 and 136,111.60 is: 203,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,609.20 : 219,622.20 = 136,111.60 : x
  2. Step 2: Convert to fraction form
    146,609.20/219,622.20 = 136,111.60/x
  3. Step 3: Cross multiply
    146,609.20x = 219,622.20 × 136,111.60
  4. Step 4: Simplify right side
    146,609.20x = 29,893,129,037.52
  5. Step 5: Solve for x
    x = 29,893,129,037.52/146,609.20
  6. Step 6: Final answer
    x = 203,896.68

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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.