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Finding the Fourth Proportional to 57,042.56, 85,492.56 and 27,452.45

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Solution

The fourth proportional to 57,042.56, 85,492.56 and 27,452.45 is: 41,144.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,042.56 : 85,492.56 = 27,452.45 : x
  2. Step 2: Convert to fraction form
    57,042.56/85,492.56 = 27,452.45/x
  3. Step 3: Cross multiply
    57,042.56x = 85,492.56 × 27,452.45
  4. Step 4: Simplify right side
    57,042.56x = 2,346,980,228.77
  5. Step 5: Solve for x
    x = 2,346,980,228.77/57,042.56
  6. Step 6: Final answer
    x = 41,144.37

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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.