Home / 54,537.46-81,780-32,353.72

Finding the Fourth Proportional to 54,537.46, 81,780 and 32,353.72

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Solution

The fourth proportional to 54,537.46, 81,780 and 32,353.72 is: 48,515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,537.46 : 81,780 = 32,353.72 : x
  2. Step 2: Convert to fraction form
    54,537.46/81,780 = 32,353.72/x
  3. Step 3: Cross multiply
    54,537.46x = 81,780 × 32,353.72
  4. Step 4: Simplify right side
    54,537.46x = 2,645,887,221.60
  5. Step 5: Solve for x
    x = 2,645,887,221.60/54,537.46
  6. Step 6: Final answer
    x = 48,515.04

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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.