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Finding the Fourth Proportional to 57,893.79, 86,795.33 and 22,859.67

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Solution

The fourth proportional to 57,893.79, 86,795.33 and 22,859.67 is: 34,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,893.79 : 86,795.33 = 22,859.67 : x
  2. Step 2: Convert to fraction form
    57,893.79/86,795.33 = 22,859.67/x
  3. Step 3: Cross multiply
    57,893.79x = 86,795.33 × 22,859.67
  4. Step 4: Simplify right side
    57,893.79x = 1,984,112,812.53
  5. Step 5: Solve for x
    x = 1,984,112,812.53/57,893.79
  6. Step 6: Final answer
    x = 34,271.60

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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.