Home / 54,004.26-81,005.43-14,565.54

Finding the Fourth Proportional to 54,004.26, 81,005.43 and 14,565.54

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Solution

The fourth proportional to 54,004.26, 81,005.43 and 14,565.54 is: 21,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,004.26 : 81,005.43 = 14,565.54 : x
  2. Step 2: Convert to fraction form
    54,004.26/81,005.43 = 14,565.54/x
  3. Step 3: Cross multiply
    54,004.26x = 81,005.43 × 14,565.54
  4. Step 4: Simplify right side
    54,004.26x = 1,179,887,830.88
  5. Step 5: Solve for x
    x = 1,179,887,830.88/54,004.26
  6. Step 6: Final answer
    x = 21,848.05

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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.