Home / 214,650.05-322,045.04-107,978.96

Finding the Fourth Proportional to 214,650.05, 322,045.04 and 107,978.96

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Solution

The fourth proportional to 214,650.05, 322,045.04 and 107,978.96 is: 162,003.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,650.05 : 322,045.04 = 107,978.96 : x
  2. Step 2: Convert to fraction form
    214,650.05/322,045.04 = 107,978.96/x
  3. Step 3: Cross multiply
    214,650.05x = 322,045.04 × 107,978.96
  4. Step 4: Simplify right side
    214,650.05x = 34,774,088,133.53
  5. Step 5: Solve for x
    x = 34,774,088,133.53/214,650.05
  6. Step 6: Final answer
    x = 162,003.63

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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.