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Finding the Fourth Proportional to 62,243.70, 85,893.71 and 33,949.38

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Solution

The fourth proportional to 62,243.70, 85,893.71 and 33,949.38 is: 46,848.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,243.70 : 85,893.71 = 33,949.38 : x
  2. Step 2: Convert to fraction form
    62,243.70/85,893.71 = 33,949.38/x
  3. Step 3: Cross multiply
    62,243.70x = 85,893.71 × 33,949.38
  4. Step 4: Simplify right side
    62,243.70x = 2,916,038,200.40
  5. Step 5: Solve for x
    x = 2,916,038,200.40/62,243.70
  6. Step 6: Final answer
    x = 46,848.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.