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Finding the Fourth Proportional to 181,842.08, 251,267.52 and 141,659.60

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Solution

The fourth proportional to 181,842.08, 251,267.52 and 141,659.60 is: 195,743.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,842.08 : 251,267.52 = 141,659.60 : x
  2. Step 2: Convert to fraction form
    181,842.08/251,267.52 = 141,659.60/x
  3. Step 3: Cross multiply
    181,842.08x = 251,267.52 × 141,659.60
  4. Step 4: Simplify right side
    181,842.08x = 35,594,456,376.19
  5. Step 5: Solve for x
    x = 35,594,456,376.19/181,842.08
  6. Step 6: Final answer
    x = 195,743.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.