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Finding the Fourth Proportional to 100,383.52, 150,594.48 and 47,817.76

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Solution

The fourth proportional to 100,383.52, 150,594.48 and 47,817.76 is: 71,735.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,383.52 : 150,594.48 = 47,817.76 : x
  2. Step 2: Convert to fraction form
    100,383.52/150,594.48 = 47,817.76/x
  3. Step 3: Cross multiply
    100,383.52x = 150,594.48 × 47,817.76
  4. Step 4: Simplify right side
    100,383.52x = 7,201,090,701.96
  5. Step 5: Solve for x
    x = 7,201,090,701.96/100,383.52
  6. Step 6: Final answer
    x = 71,735.79

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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.