Home / 54,267.48-81,403.92-16,853.04

Finding the Fourth Proportional to 54,267.48, 81,403.92 and 16,853.04

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Solution

The fourth proportional to 54,267.48, 81,403.92 and 16,853.04 is: 25,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,267.48 : 81,403.92 = 16,853.04 : x
  2. Step 2: Convert to fraction form
    54,267.48/81,403.92 = 16,853.04/x
  3. Step 3: Cross multiply
    54,267.48x = 81,403.92 × 16,853.04
  4. Step 4: Simplify right side
    54,267.48x = 1,371,903,519.92
  5. Step 5: Solve for x
    x = 1,371,903,519.92/54,267.48
  6. Step 6: Final answer
    x = 25,280.40

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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.