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Finding the Fourth Proportional to 146,305.75, 219,458.73 and 35,497.75

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Solution

The fourth proportional to 146,305.75, 219,458.73 and 35,497.75 is: 53,246.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,305.75 : 219,458.73 = 35,497.75 : x
  2. Step 2: Convert to fraction form
    146,305.75/219,458.73 = 35,497.75/x
  3. Step 3: Cross multiply
    146,305.75x = 219,458.73 × 35,497.75
  4. Step 4: Simplify right side
    146,305.75x = 7,790,291,132.86
  5. Step 5: Solve for x
    x = 7,790,291,132.86/146,305.75
  6. Step 6: Final answer
    x = 53,246.65

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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.