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Finding the Fourth Proportional to 161,524.80, 222,902.28 and 94,456.80

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Solution

The fourth proportional to 161,524.80, 222,902.28 and 94,456.80 is: 130,349.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,524.80 : 222,902.28 = 94,456.80 : x
  2. Step 2: Convert to fraction form
    161,524.80/222,902.28 = 94,456.80/x
  3. Step 3: Cross multiply
    161,524.80x = 222,902.28 × 94,456.80
  4. Step 4: Simplify right side
    161,524.80x = 21,054,636,081.50
  5. Step 5: Solve for x
    x = 21,054,636,081.50/161,524.80
  6. Step 6: Final answer
    x = 130,349.25

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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.