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Finding the Fourth Proportional to 161,548.93, 222,958.47 and 92,665.32

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Solution

The fourth proportional to 161,548.93, 222,958.47 and 92,665.32 is: 127,890.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,548.93 : 222,958.47 = 92,665.32 : x
  2. Step 2: Convert to fraction form
    161,548.93/222,958.47 = 92,665.32/x
  3. Step 3: Cross multiply
    161,548.93x = 222,958.47 × 92,665.32
  4. Step 4: Simplify right side
    161,548.93x = 20,660,517,480.66
  5. Step 5: Solve for x
    x = 20,660,517,480.66/161,548.93
  6. Step 6: Final answer
    x = 127,890.15

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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.