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Finding the Fourth Proportional to 149,323.20, 223,725.60 and 96,705.60

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Solution

The fourth proportional to 149,323.20, 223,725.60 and 96,705.60 is: 144,890.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,323.20 : 223,725.60 = 96,705.60 : x
  2. Step 2: Convert to fraction form
    149,323.20/223,725.60 = 96,705.60/x
  3. Step 3: Cross multiply
    149,323.20x = 223,725.60 × 96,705.60
  4. Step 4: Simplify right side
    149,323.20x = 21,635,518,383.36
  5. Step 5: Solve for x
    x = 21,635,518,383.36/149,323.20
  6. Step 6: Final answer
    x = 144,890.54

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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.