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Finding the Fourth Proportional to 201,321.50, 301,982.31 and 59,166.77

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Solution

The fourth proportional to 201,321.50, 301,982.31 and 59,166.77 is: 88,750.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,321.50 : 301,982.31 = 59,166.77 : x
  2. Step 2: Convert to fraction form
    201,321.50/301,982.31 = 59,166.77/x
  3. Step 3: Cross multiply
    201,321.50x = 301,982.31 × 59,166.77
  4. Step 4: Simplify right side
    201,321.50x = 17,867,317,879.84
  5. Step 5: Solve for x
    x = 17,867,317,879.84/201,321.50
  6. Step 6: Final answer
    x = 88,750.17

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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.