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Finding the Fourth Proportional to 248,676.48, 373,014.72 and 61,687.98

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Solution

The fourth proportional to 248,676.48, 373,014.72 and 61,687.98 is: 92,531.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,676.48 : 373,014.72 = 61,687.98 : x
  2. Step 2: Convert to fraction form
    248,676.48/373,014.72 = 61,687.98/x
  3. Step 3: Cross multiply
    248,676.48x = 373,014.72 × 61,687.98
  4. Step 4: Simplify right side
    248,676.48x = 23,010,524,587.07
  5. Step 5: Solve for x
    x = 23,010,524,587.07/248,676.48
  6. Step 6: Final answer
    x = 92,531.97

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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.