Home / 54,782.10-82,125.15-37,194.90

Finding the Fourth Proportional to 54,782.10, 82,125.15 and 37,194.90

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Solution

The fourth proportional to 54,782.10, 82,125.15 and 37,194.90 is: 55,759.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,782.10 : 82,125.15 = 37,194.90 : x
  2. Step 2: Convert to fraction form
    54,782.10/82,125.15 = 37,194.90/x
  3. Step 3: Cross multiply
    54,782.10x = 82,125.15 × 37,194.90
  4. Step 4: Simplify right side
    54,782.10x = 3,054,636,741.74
  5. Step 5: Solve for x
    x = 3,054,636,741.74/54,782.10
  6. Step 6: Final answer
    x = 55,759.76

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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.