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Finding the Fourth Proportional to 162,842.80, 244,408.20 and 96,199.60

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Solution

The fourth proportional to 162,842.80, 244,408.20 and 96,199.60 is: 144,384.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,842.80 : 244,408.20 = 96,199.60 : x
  2. Step 2: Convert to fraction form
    162,842.80/244,408.20 = 96,199.60/x
  3. Step 3: Cross multiply
    162,842.80x = 244,408.20 × 96,199.60
  4. Step 4: Simplify right side
    162,842.80x = 23,511,971,076.72
  5. Step 5: Solve for x
    x = 23,511,971,076.72/162,842.80
  6. Step 6: Final answer
    x = 144,384.47

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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.