Home / 54,210.31-81,323.21-16,773.58

Finding the Fourth Proportional to 54,210.31, 81,323.21 and 16,773.58

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Solution

The fourth proportional to 54,210.31, 81,323.21 and 16,773.58 is: 25,162.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,210.31 : 81,323.21 = 16,773.58 : x
  2. Step 2: Convert to fraction form
    54,210.31/81,323.21 = 16,773.58/x
  3. Step 3: Cross multiply
    54,210.31x = 81,323.21 × 16,773.58
  4. Step 4: Simplify right side
    54,210.31x = 1,364,081,368.79
  5. Step 5: Solve for x
    x = 1,364,081,368.79/54,210.31
  6. Step 6: Final answer
    x = 25,162.77

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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.