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Finding the Fourth Proportional to 57,066.30, 85,553.08 and 23,811.16

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Solution

The fourth proportional to 57,066.30, 85,553.08 and 23,811.16 is: 35,697.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,066.30 : 85,553.08 = 23,811.16 : x
  2. Step 2: Convert to fraction form
    57,066.30/85,553.08 = 23,811.16/x
  3. Step 3: Cross multiply
    57,066.30x = 85,553.08 × 23,811.16
  4. Step 4: Simplify right side
    57,066.30x = 2,037,118,076.37
  5. Step 5: Solve for x
    x = 2,037,118,076.37/57,066.30
  6. Step 6: Final answer
    x = 35,697.39

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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.