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Finding the Fourth Proportional to 57,799.94, 86,699.91 and 16,246.94

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Solution

The fourth proportional to 57,799.94, 86,699.91 and 16,246.94 is: 24,370.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,799.94 : 86,699.91 = 16,246.94 : x
  2. Step 2: Convert to fraction form
    57,799.94/86,699.91 = 16,246.94/x
  3. Step 3: Cross multiply
    57,799.94x = 86,699.91 × 16,246.94
  4. Step 4: Simplify right side
    57,799.94x = 1,408,607,978.41
  5. Step 5: Solve for x
    x = 1,408,607,978.41/57,799.94
  6. Step 6: Final answer
    x = 24,370.41

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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.