Home / 182,520.12-273,912.66-103,700.28

Finding the Fourth Proportional to 182,520.12, 273,912.66 and 103,700.28

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Solution

The fourth proportional to 182,520.12, 273,912.66 and 103,700.28 is: 155,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,520.12 : 273,912.66 = 103,700.28 : x
  2. Step 2: Convert to fraction form
    182,520.12/273,912.66 = 103,700.28/x
  3. Step 3: Cross multiply
    182,520.12x = 273,912.66 × 103,700.28
  4. Step 4: Simplify right side
    182,520.12x = 28,404,819,537.54
  5. Step 5: Solve for x
    x = 28,404,819,537.54/182,520.12
  6. Step 6: Final answer
    x = 155,625.69

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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.