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Finding the Fourth Proportional to 47,641.10, 71,893.97 and 46,052.99

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Solution

The fourth proportional to 47,641.10, 71,893.97 and 46,052.99 is: 69,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,641.10 : 71,893.97 = 46,052.99 : x
  2. Step 2: Convert to fraction form
    47,641.10/71,893.97 = 46,052.99/x
  3. Step 3: Cross multiply
    47,641.10x = 71,893.97 × 46,052.99
  4. Step 4: Simplify right side
    47,641.10x = 3,310,932,134.04
  5. Step 5: Solve for x
    x = 3,310,932,134.04/47,641.10
  6. Step 6: Final answer
    x = 69,497.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.