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Finding the Fourth Proportional to 238,101.05, 357,162.55 and 60,609.60

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Solution

The fourth proportional to 238,101.05, 357,162.55 and 60,609.60 is: 90,917.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,101.05 : 357,162.55 = 60,609.60 : x
  2. Step 2: Convert to fraction form
    238,101.05/357,162.55 = 60,609.60/x
  3. Step 3: Cross multiply
    238,101.05x = 357,162.55 × 60,609.60
  4. Step 4: Simplify right side
    238,101.05x = 21,647,479,138.96
  5. Step 5: Solve for x
    x = 21,647,479,138.96/238,101.05
  6. Step 6: Final answer
    x = 90,917.19

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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.