Home / 54,189.04-81,291.32-16,752.37

Finding the Fourth Proportional to 54,189.04, 81,291.32 and 16,752.37

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Solution

The fourth proportional to 54,189.04, 81,291.32 and 16,752.37 is: 25,130.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,189.04 : 81,291.32 = 16,752.37 : x
  2. Step 2: Convert to fraction form
    54,189.04/81,291.32 = 16,752.37/x
  3. Step 3: Cross multiply
    54,189.04x = 81,291.32 × 16,752.37
  4. Step 4: Simplify right side
    54,189.04x = 1,361,821,780.21
  5. Step 5: Solve for x
    x = 1,361,821,780.21/54,189.04
  6. Step 6: Final answer
    x = 25,130.95

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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.