Home / 54,182.32-81,275.60-16,739.06

Finding the Fourth Proportional to 54,182.32, 81,275.60 and 16,739.06

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Solution

The fourth proportional to 54,182.32, 81,275.60 and 16,739.06 is: 25,109.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,182.32 : 81,275.60 = 16,739.06 : x
  2. Step 2: Convert to fraction form
    54,182.32/81,275.60 = 16,739.06/x
  3. Step 3: Cross multiply
    54,182.32x = 81,275.60 × 16,739.06
  4. Step 4: Simplify right side
    54,182.32x = 1,360,476,780.41
  5. Step 5: Solve for x
    x = 1,360,476,780.41/54,182.32
  6. Step 6: Final answer
    x = 25,109.24

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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.