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Finding the Fourth Proportional to 62,181.88, 93,245.41 and 17,798.56

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Solution

The fourth proportional to 62,181.88, 93,245.41 and 17,798.56 is: 26,689.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,181.88 : 93,245.41 = 17,798.56 : x
  2. Step 2: Convert to fraction form
    62,181.88/93,245.41 = 17,798.56/x
  3. Step 3: Cross multiply
    62,181.88x = 93,245.41 × 17,798.56
  4. Step 4: Simplify right side
    62,181.88x = 1,659,634,024.61
  5. Step 5: Solve for x
    x = 1,659,634,024.61/62,181.88
  6. Step 6: Final answer
    x = 26,689.99

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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.