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Finding the Fourth Proportional to 70,894.44, 97,832.02 and 39,063.24

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Solution

The fourth proportional to 70,894.44, 97,832.02 and 39,063.24 is: 53,906.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,894.44 : 97,832.02 = 39,063.24 : x
  2. Step 2: Convert to fraction form
    70,894.44/97,832.02 = 39,063.24/x
  3. Step 3: Cross multiply
    70,894.44x = 97,832.02 × 39,063.24
  4. Step 4: Simplify right side
    70,894.44x = 3,821,635,676.94
  5. Step 5: Solve for x
    x = 3,821,635,676.94/70,894.44
  6. Step 6: Final answer
    x = 53,906.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.