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Finding the Fourth Proportional to 241,321.70, 361,982.55 and 101,065.70

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Solution

The fourth proportional to 241,321.70, 361,982.55 and 101,065.70 is: 151,598.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,321.70 : 361,982.55 = 101,065.70 : x
  2. Step 2: Convert to fraction form
    241,321.70/361,982.55 = 101,065.70/x
  3. Step 3: Cross multiply
    241,321.70x = 361,982.55 × 101,065.70
  4. Step 4: Simplify right side
    241,321.70x = 36,584,019,803.54
  5. Step 5: Solve for x
    x = 36,584,019,803.54/241,321.70
  6. Step 6: Final answer
    x = 151,598.55

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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.