Home / 53,620.25-80,428.36-16,179.33

Finding the Fourth Proportional to 53,620.25, 80,428.36 and 16,179.33

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Solution

The fourth proportional to 53,620.25, 80,428.36 and 16,179.33 is: 24,268.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,620.25 : 80,428.36 = 16,179.33 : x
  2. Step 2: Convert to fraction form
    53,620.25/80,428.36 = 16,179.33/x
  3. Step 3: Cross multiply
    53,620.25x = 80,428.36 × 16,179.33
  4. Step 4: Simplify right side
    53,620.25x = 1,301,276,494.76
  5. Step 5: Solve for x
    x = 1,301,276,494.76/53,620.25
  6. Step 6: Final answer
    x = 24,268.38

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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.