Home / 151,431.75-227,147.67-40,623.75

Finding the Fourth Proportional to 151,431.75, 227,147.67 and 40,623.75

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Solution

The fourth proportional to 151,431.75, 227,147.67 and 40,623.75 is: 60,935.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,431.75 : 227,147.67 = 40,623.75 : x
  2. Step 2: Convert to fraction form
    151,431.75/227,147.67 = 40,623.75/x
  3. Step 3: Cross multiply
    151,431.75x = 227,147.67 × 40,623.75
  4. Step 4: Simplify right side
    151,431.75x = 9,227,590,159.16
  5. Step 5: Solve for x
    x = 9,227,590,159.16/151,431.75
  6. Step 6: Final answer
    x = 60,935.64

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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.