Home / 54,220.12-81,333.06-16,806.04

Finding the Fourth Proportional to 54,220.12, 81,333.06 and 16,806.04

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Solution

The fourth proportional to 54,220.12, 81,333.06 and 16,806.04 is: 25,209.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,220.12 : 81,333.06 = 16,806.04 : x
  2. Step 2: Convert to fraction form
    54,220.12/81,333.06 = 16,806.04/x
  3. Step 3: Cross multiply
    54,220.12x = 81,333.06 × 16,806.04
  4. Step 4: Simplify right side
    54,220.12x = 1,366,886,659.68
  5. Step 5: Solve for x
    x = 1,366,886,659.68/54,220.12
  6. Step 6: Final answer
    x = 25,209.95

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1.5x scale

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.