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Finding the Fourth Proportional to 57,970.73, 86,762.33 and 33,004.07

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Solution

The fourth proportional to 57,970.73, 86,762.33 and 33,004.07 is: 49,395.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,970.73 : 86,762.33 = 33,004.07 : x
  2. Step 2: Convert to fraction form
    57,970.73/86,762.33 = 33,004.07/x
  3. Step 3: Cross multiply
    57,970.73x = 86,762.33 × 33,004.07
  4. Step 4: Simplify right side
    57,970.73x = 2,863,510,373.98
  5. Step 5: Solve for x
    x = 2,863,510,373.98/57,970.73
  6. Step 6: Final answer
    x = 49,395.80

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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.