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Finding the Fourth Proportional to 41,402.28, 61,955.64 and 35,874.54

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Solution

The fourth proportional to 41,402.28, 61,955.64 and 35,874.54 is: 53,683.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,402.28 : 61,955.64 = 35,874.54 : x
  2. Step 2: Convert to fraction form
    41,402.28/61,955.64 = 35,874.54/x
  3. Step 3: Cross multiply
    41,402.28x = 61,955.64 × 35,874.54
  4. Step 4: Simplify right side
    41,402.28x = 2,222,630,085.41
  5. Step 5: Solve for x
    x = 2,222,630,085.41/41,402.28
  6. Step 6: Final answer
    x = 53,683.76

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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.