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Finding the Fourth Proportional to 62,273.99, 85,940 and 35,420.36

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Solution

The fourth proportional to 62,273.99, 85,940 and 35,420.36 is: 48,881.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,273.99 : 85,940 = 35,420.36 : x
  2. Step 2: Convert to fraction form
    62,273.99/85,940 = 35,420.36/x
  3. Step 3: Cross multiply
    62,273.99x = 85,940 × 35,420.36
  4. Step 4: Simplify right side
    62,273.99x = 3,044,025,738.40
  5. Step 5: Solve for x
    x = 3,044,025,738.40/62,273.99
  6. Step 6: Final answer
    x = 48,881.17

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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.