Home / 283,594.32-425,653.92-143,451.36

Finding the Fourth Proportional to 283,594.32, 425,653.92 and 143,451.36

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Solution

The fourth proportional to 283,594.32, 425,653.92 and 143,451.36 is: 215,309.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,594.32 : 425,653.92 = 143,451.36 : x
  2. Step 2: Convert to fraction form
    283,594.32/425,653.92 = 143,451.36/x
  3. Step 3: Cross multiply
    283,594.32x = 425,653.92 × 143,451.36
  4. Step 4: Simplify right side
    283,594.32x = 61,060,633,713.33
  5. Step 5: Solve for x
    x = 61,060,633,713.33/283,594.32
  6. Step 6: Final answer
    x = 215,309.79

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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.