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Finding the Fourth Proportional to 193,644.60, 290,467.14 and 60,525.54

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Solution

The fourth proportional to 193,644.60, 290,467.14 and 60,525.54 is: 90,788.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,644.60 : 290,467.14 = 60,525.54 : x
  2. Step 2: Convert to fraction form
    193,644.60/290,467.14 = 60,525.54/x
  3. Step 3: Cross multiply
    193,644.60x = 290,467.14 × 60,525.54
  4. Step 4: Simplify right side
    193,644.60x = 17,580,680,500.76
  5. Step 5: Solve for x
    x = 17,580,680,500.76/193,644.60
  6. Step 6: Final answer
    x = 90,788.39

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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.