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Finding the Fourth Proportional to 70,060.41, 105,097.14 and 27,930.29

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Solution

The fourth proportional to 70,060.41, 105,097.14 and 27,930.29 is: 41,898.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,060.41 : 105,097.14 = 27,930.29 : x
  2. Step 2: Convert to fraction form
    70,060.41/105,097.14 = 27,930.29/x
  3. Step 3: Cross multiply
    70,060.41x = 105,097.14 × 27,930.29
  4. Step 4: Simplify right side
    70,060.41x = 2,935,393,072.88
  5. Step 5: Solve for x
    x = 2,935,393,072.88/70,060.41
  6. Step 6: Final answer
    x = 41,898.03

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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.