Home / 283,940.96-425,490.66-115,256.02

Finding the Fourth Proportional to 283,940.96, 425,490.66 and 115,256.02

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Solution

The fourth proportional to 283,940.96, 425,490.66 and 115,256.02 is: 172,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,940.96 : 425,490.66 = 115,256.02 : x
  2. Step 2: Convert to fraction form
    283,940.96/425,490.66 = 115,256.02/x
  3. Step 3: Cross multiply
    283,940.96x = 425,490.66 × 115,256.02
  4. Step 4: Simplify right side
    283,940.96x = 49,040,360,018.77
  5. Step 5: Solve for x
    x = 49,040,360,018.77/283,940.96
  6. Step 6: Final answer
    x = 172,713.23

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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.