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Finding the Fourth Proportional to 133,034.80, 199,552.20 and 130,410.40

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Solution

The fourth proportional to 133,034.80, 199,552.20 and 130,410.40 is: 195,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,034.80 : 199,552.20 = 130,410.40 : x
  2. Step 2: Convert to fraction form
    133,034.80/199,552.20 = 130,410.40/x
  3. Step 3: Cross multiply
    133,034.80x = 199,552.20 × 130,410.40
  4. Step 4: Simplify right side
    133,034.80x = 26,023,682,222.88
  5. Step 5: Solve for x
    x = 26,023,682,222.88/133,034.80
  6. Step 6: Final answer
    x = 195,615.60

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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.