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Finding the Fourth Proportional to 166,078.80, 248,599.80 and 130,827.60

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Solution

The fourth proportional to 166,078.80, 248,599.80 and 130,827.60 is: 195,833.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,078.80 : 248,599.80 = 130,827.60 : x
  2. Step 2: Convert to fraction form
    166,078.80/248,599.80 = 130,827.60/x
  3. Step 3: Cross multiply
    166,078.80x = 248,599.80 × 130,827.60
  4. Step 4: Simplify right side
    166,078.80x = 32,523,715,194.48
  5. Step 5: Solve for x
    x = 32,523,715,194.48/166,078.80
  6. Step 6: Final answer
    x = 195,833.03

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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.