Home / 54,310.20-81,538.20-34,675.80

Finding the Fourth Proportional to 54,310.20, 81,538.20 and 34,675.80

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Solution

The fourth proportional to 54,310.20, 81,538.20 and 34,675.80 is: 52,060.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310.20 : 81,538.20 = 34,675.80 : x
  2. Step 2: Convert to fraction form
    54,310.20/81,538.20 = 34,675.80/x
  3. Step 3: Cross multiply
    54,310.20x = 81,538.20 × 34,675.80
  4. Step 4: Simplify right side
    54,310.20x = 2,827,402,315.56
  5. Step 5: Solve for x
    x = 2,827,402,315.56/54,310.20
  6. Step 6: Final answer
    x = 52,060.24

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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.