Home / 151,990.54-227,990.44-52,149.32

Finding the Fourth Proportional to 151,990.54, 227,990.44 and 52,149.32

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Solution

The fourth proportional to 151,990.54, 227,990.44 and 52,149.32 is: 78,225.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,990.54 : 227,990.44 = 52,149.32 : x
  2. Step 2: Convert to fraction form
    151,990.54/227,990.44 = 52,149.32/x
  3. Step 3: Cross multiply
    151,990.54x = 227,990.44 × 52,149.32
  4. Step 4: Simplify right side
    151,990.54x = 11,889,546,412.50
  5. Step 5: Solve for x
    x = 11,889,546,412.50/151,990.54
  6. Step 6: Final answer
    x = 78,225.57

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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.