Home / 37,146-55,721.56-12,179.44

Finding the Fourth Proportional to 37,146, 55,721.56 and 12,179.44

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Solution

The fourth proportional to 37,146, 55,721.56 and 12,179.44 is: 18,270.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,146 : 55,721.56 = 12,179.44 : x
  2. Step 2: Convert to fraction form
    37,146/55,721.56 = 12,179.44/x
  3. Step 3: Cross multiply
    37,146x = 55,721.56 × 12,179.44
  4. Step 4: Simplify right side
    37,146x = 678,657,396.73
  5. Step 5: Solve for x
    x = 678,657,396.73/37,146
  6. Step 6: Final answer
    x = 18,270.00

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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.