Home / 178,405.43-267,523.34-103,548.51

Finding the Fourth Proportional to 178,405.43, 267,523.34 and 103,548.51

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Solution

The fourth proportional to 178,405.43, 267,523.34 and 103,548.51 is: 155,273.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,405.43 : 267,523.34 = 103,548.51 : x
  2. Step 2: Convert to fraction form
    178,405.43/267,523.34 = 103,548.51/x
  3. Step 3: Cross multiply
    178,405.43x = 267,523.34 × 103,548.51
  4. Step 4: Simplify right side
    178,405.43x = 27,701,642,729.48
  5. Step 5: Solve for x
    x = 27,701,642,729.48/178,405.43
  6. Step 6: Final answer
    x = 155,273.54

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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.