Home / 53,599.32-80,342.26-18,026.78

Finding the Fourth Proportional to 53,599.32, 80,342.26 and 18,026.78

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Solution

The fourth proportional to 53,599.32, 80,342.26 and 18,026.78 is: 27,021.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,599.32 : 80,342.26 = 18,026.78 : x
  2. Step 2: Convert to fraction form
    53,599.32/80,342.26 = 18,026.78/x
  3. Step 3: Cross multiply
    53,599.32x = 80,342.26 × 18,026.78
  4. Step 4: Simplify right side
    53,599.32x = 1,448,311,798.94
  5. Step 5: Solve for x
    x = 1,448,311,798.94/53,599.32
  6. Step 6: Final answer
    x = 27,021.09

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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.