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Finding the Fourth Proportional to 57,300.54, 85,968.40 and 27,352.99

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Solution

The fourth proportional to 57,300.54, 85,968.40 and 27,352.99 is: 41,037.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,300.54 : 85,968.40 = 27,352.99 : x
  2. Step 2: Convert to fraction form
    57,300.54/85,968.40 = 27,352.99/x
  3. Step 3: Cross multiply
    57,300.54x = 85,968.40 × 27,352.99
  4. Step 4: Simplify right side
    57,300.54x = 2,351,492,502.21
  5. Step 5: Solve for x
    x = 2,351,492,502.21/57,300.54
  6. Step 6: Final answer
    x = 41,037.88

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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.