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Finding the Fourth Proportional to 160,086.40, 240,129.72 and 41,757.60

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Solution

The fourth proportional to 160,086.40, 240,129.72 and 41,757.60 is: 62,636.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,086.40 : 240,129.72 = 41,757.60 : x
  2. Step 2: Convert to fraction form
    160,086.40/240,129.72 = 41,757.60/x
  3. Step 3: Cross multiply
    160,086.40x = 240,129.72 × 41,757.60
  4. Step 4: Simplify right side
    160,086.40x = 10,027,240,795.87
  5. Step 5: Solve for x
    x = 10,027,240,795.87/160,086.40
  6. Step 6: Final answer
    x = 62,636.43

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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.