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Finding the Fourth Proportional to 174,874.40, 262,311.60 and 161,096.30

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Solution

The fourth proportional to 174,874.40, 262,311.60 and 161,096.30 is: 241,644.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,874.40 : 262,311.60 = 161,096.30 : x
  2. Step 2: Convert to fraction form
    174,874.40/262,311.60 = 161,096.30/x
  3. Step 3: Cross multiply
    174,874.40x = 262,311.60 × 161,096.30
  4. Step 4: Simplify right side
    174,874.40x = 42,257,428,207.08
  5. Step 5: Solve for x
    x = 42,257,428,207.08/174,874.40
  6. Step 6: Final answer
    x = 241,644.45

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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.