Home / 226,512.05-312,568.03-133,362.98

Finding the Fourth Proportional to 226,512.05, 312,568.03 and 133,362.98

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Solution

The fourth proportional to 226,512.05, 312,568.03 and 133,362.98 is: 184,029.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,512.05 : 312,568.03 = 133,362.98 : x
  2. Step 2: Convert to fraction form
    226,512.05/312,568.03 = 133,362.98/x
  3. Step 3: Cross multiply
    226,512.05x = 312,568.03 × 133,362.98
  4. Step 4: Simplify right side
    226,512.05x = 41,685,003,933.53
  5. Step 5: Solve for x
    x = 41,685,003,933.53/226,512.05
  6. Step 6: Final answer
    x = 184,029.96

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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.