Home / 54,302.10-81,453.15-33,537.30

Finding the Fourth Proportional to 54,302.10, 81,453.15 and 33,537.30

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Solution

The fourth proportional to 54,302.10, 81,453.15 and 33,537.30 is: 50,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,302.10 : 81,453.15 = 33,537.30 : x
  2. Step 2: Convert to fraction form
    54,302.10/81,453.15 = 33,537.30/x
  3. Step 3: Cross multiply
    54,302.10x = 81,453.15 × 33,537.30
  4. Step 4: Simplify right side
    54,302.10x = 2,731,718,727.50
  5. Step 5: Solve for x
    x = 2,731,718,727.50/54,302.10
  6. Step 6: Final answer
    x = 50,305.95

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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.