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Finding the Fourth Proportional to 57,773.21, 86,642.60 and 24,492.74

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Solution

The fourth proportional to 57,773.21, 86,642.60 and 24,492.74 is: 36,731.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,773.21 : 86,642.60 = 24,492.74 : x
  2. Step 2: Convert to fraction form
    57,773.21/86,642.60 = 24,492.74/x
  3. Step 3: Cross multiply
    57,773.21x = 86,642.60 × 24,492.74
  4. Step 4: Simplify right side
    57,773.21x = 2,122,114,674.72
  5. Step 5: Solve for x
    x = 2,122,114,674.72/57,773.21
  6. Step 6: Final answer
    x = 36,731.81

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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.