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Finding the Fourth Proportional to 35,473.44, 48,956.76 and 21,325.98

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Solution

The fourth proportional to 35,473.44, 48,956.76 and 21,325.98 is: 29,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,473.44 : 48,956.76 = 21,325.98 : x
  2. Step 2: Convert to fraction form
    35,473.44/48,956.76 = 21,325.98/x
  3. Step 3: Cross multiply
    35,473.44x = 48,956.76 × 21,325.98
  4. Step 4: Simplify right side
    35,473.44x = 1,044,050,884.62
  5. Step 5: Solve for x
    x = 1,044,050,884.62/35,473.44
  6. Step 6: Final answer
    x = 29,431.90

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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.