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Finding the Fourth Proportional to 196,188.60, 294,285.60 and 55,947.24

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Solution

The fourth proportional to 196,188.60, 294,285.60 and 55,947.24 is: 83,921.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,188.60 : 294,285.60 = 55,947.24 : x
  2. Step 2: Convert to fraction form
    196,188.60/294,285.60 = 55,947.24/x
  3. Step 3: Cross multiply
    196,188.60x = 294,285.60 × 55,947.24
  4. Step 4: Simplify right side
    196,188.60x = 16,464,467,091.74
  5. Step 5: Solve for x
    x = 16,464,467,091.74/196,188.60
  6. Step 6: Final answer
    x = 83,921.63

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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.