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Finding the Fourth Proportional to 57,798.38, 86,697.57 and 16,245.38

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Solution

The fourth proportional to 57,798.38, 86,697.57 and 16,245.38 is: 24,368.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,798.38 : 86,697.57 = 16,245.38 : x
  2. Step 2: Convert to fraction form
    57,798.38/86,697.57 = 16,245.38/x
  3. Step 3: Cross multiply
    57,798.38x = 86,697.57 × 16,245.38
  4. Step 4: Simplify right side
    57,798.38x = 1,408,434,969.73
  5. Step 5: Solve for x
    x = 1,408,434,969.73/57,798.38
  6. Step 6: Final answer
    x = 24,368.07

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1.5x scale

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.