Home / 151,021.80-226,388.70-56,226.60

Finding the Fourth Proportional to 151,021.80, 226,388.70 and 56,226.60

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Solution

The fourth proportional to 151,021.80, 226,388.70 and 56,226.60 is: 84,286.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,021.80 : 226,388.70 = 56,226.60 : x
  2. Step 2: Convert to fraction form
    151,021.80/226,388.70 = 56,226.60/x
  3. Step 3: Cross multiply
    151,021.80x = 226,388.70 × 56,226.60
  4. Step 4: Simplify right side
    151,021.80x = 12,729,066,879.42
  5. Step 5: Solve for x
    x = 12,729,066,879.42/151,021.80
  6. Step 6: Final answer
    x = 84,286.29

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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.