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Finding the Fourth Proportional to 248,893.74, 373,190.49 and 99,157.14

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Solution

The fourth proportional to 248,893.74, 373,190.49 and 99,157.14 is: 148,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,893.74 : 373,190.49 = 99,157.14 : x
  2. Step 2: Convert to fraction form
    248,893.74/373,190.49 = 99,157.14/x
  3. Step 3: Cross multiply
    248,893.74x = 373,190.49 × 99,157.14
  4. Step 4: Simplify right side
    248,893.74x = 37,004,501,663.60
  5. Step 5: Solve for x
    x = 37,004,501,663.60/248,893.74
  6. Step 6: Final answer
    x = 148,675.90

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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.