Home / 40,554.84-60,704.82-25,780.44

Finding the Fourth Proportional to 40,554.84, 60,704.82 and 25,780.44

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Solution

The fourth proportional to 40,554.84, 60,704.82 and 25,780.44 is: 38,589.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,554.84 : 60,704.82 = 25,780.44 : x
  2. Step 2: Convert to fraction form
    40,554.84/60,704.82 = 25,780.44/x
  3. Step 3: Cross multiply
    40,554.84x = 60,704.82 × 25,780.44
  4. Step 4: Simplify right side
    40,554.84x = 1,564,996,969.72
  5. Step 5: Solve for x
    x = 1,564,996,969.72/40,554.84
  6. Step 6: Final answer
    x = 38,589.65

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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.