Home / 304,145.37-419,714.47-168,185.05

Finding the Fourth Proportional to 304,145.37, 419,714.47 and 168,185.05

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Solution

The fourth proportional to 304,145.37, 419,714.47 and 168,185.05 is: 232,091.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,145.37 : 419,714.47 = 168,185.05 : x
  2. Step 2: Convert to fraction form
    304,145.37/419,714.47 = 168,185.05/x
  3. Step 3: Cross multiply
    304,145.37x = 419,714.47 × 168,185.05
  4. Step 4: Simplify right side
    304,145.37x = 70,589,699,122.67
  5. Step 5: Solve for x
    x = 70,589,699,122.67/304,145.37
  6. Step 6: Final answer
    x = 232,091.97

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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.