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Finding the Fourth Proportional to 62,216.40, 93,324.60 and 31,047.60

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Solution

The fourth proportional to 62,216.40, 93,324.60 and 31,047.60 is: 46,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,216.40 : 93,324.60 = 31,047.60 : x
  2. Step 2: Convert to fraction form
    62,216.40/93,324.60 = 31,047.60/x
  3. Step 3: Cross multiply
    62,216.40x = 93,324.60 × 31,047.60
  4. Step 4: Simplify right side
    62,216.40x = 2,897,504,850.96
  5. Step 5: Solve for x
    x = 2,897,504,850.96/62,216.40
  6. Step 6: Final answer
    x = 46,571.40

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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.