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Finding the Fourth Proportional to 171,766.48, 237,111.96 and 161,006.44

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Solution

The fourth proportional to 171,766.48, 237,111.96 and 161,006.44 is: 222,258.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,766.48 : 237,111.96 = 161,006.44 : x
  2. Step 2: Convert to fraction form
    171,766.48/237,111.96 = 161,006.44/x
  3. Step 3: Cross multiply
    171,766.48x = 237,111.96 × 161,006.44
  4. Step 4: Simplify right side
    171,766.48x = 38,176,552,561.02
  5. Step 5: Solve for x
    x = 38,176,552,561.02/171,766.48
  6. Step 6: Final answer
    x = 222,258.46

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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.