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Finding the Fourth Proportional to 132,636.56, 198,954.86 and 43,866.24

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Solution

The fourth proportional to 132,636.56, 198,954.86 and 43,866.24 is: 65,799.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,636.56 : 198,954.86 = 43,866.24 : x
  2. Step 2: Convert to fraction form
    132,636.56/198,954.86 = 43,866.24/x
  3. Step 3: Cross multiply
    132,636.56x = 198,954.86 × 43,866.24
  4. Step 4: Simplify right side
    132,636.56x = 8,727,401,637.93
  5. Step 5: Solve for x
    x = 8,727,401,637.93/132,636.56
  6. Step 6: Final answer
    x = 65,799.37

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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.