Home / 214,961.56-322,571.96-74,818.60

Finding the Fourth Proportional to 214,961.56, 322,571.96 and 74,818.60

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Solution

The fourth proportional to 214,961.56, 322,571.96 and 74,818.60 is: 112,273.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,961.56 : 322,571.96 = 74,818.60 : x
  2. Step 2: Convert to fraction form
    214,961.56/322,571.96 = 74,818.60/x
  3. Step 3: Cross multiply
    214,961.56x = 322,571.96 × 74,818.60
  4. Step 4: Simplify right side
    214,961.56x = 24,134,382,446.46
  5. Step 5: Solve for x
    x = 24,134,382,446.46/214,961.56
  6. Step 6: Final answer
    x = 112,273.01

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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.