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Finding the Fourth Proportional to 165,907.80, 248,832.90 and 60,672.60

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Solution

The fourth proportional to 165,907.80, 248,832.90 and 60,672.60 is: 90,998.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,907.80 : 248,832.90 = 60,672.60 : x
  2. Step 2: Convert to fraction form
    165,907.80/248,832.90 = 60,672.60/x
  3. Step 3: Cross multiply
    165,907.80x = 248,832.90 × 60,672.60
  4. Step 4: Simplify right side
    165,907.80x = 15,097,339,008.54
  5. Step 5: Solve for x
    x = 15,097,339,008.54/165,907.80
  6. Step 6: Final answer
    x = 90,998.37

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1.5x scale

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.