Home / 54,708.91-75,498.31-29,558.41

Finding the Fourth Proportional to 54,708.91, 75,498.31 and 29,558.41

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Solution

The fourth proportional to 54,708.91, 75,498.31 and 29,558.41 is: 40,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,708.91 : 75,498.31 = 29,558.41 : x
  2. Step 2: Convert to fraction form
    54,708.91/75,498.31 = 29,558.41/x
  3. Step 3: Cross multiply
    54,708.91x = 75,498.31 × 29,558.41
  4. Step 4: Simplify right side
    54,708.91x = 2,231,610,001.29
  5. Step 5: Solve for x
    x = 2,231,610,001.29/54,708.91
  6. Step 6: Final answer
    x = 40,790.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.