Home / 37,307.82-55,962.30-20,772.93

Finding the Fourth Proportional to 37,307.82, 55,962.30 and 20,772.93

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Solution

The fourth proportional to 37,307.82, 55,962.30 and 20,772.93 is: 31,159.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,307.82 : 55,962.30 = 20,772.93 : x
  2. Step 2: Convert to fraction form
    37,307.82/55,962.30 = 20,772.93/x
  3. Step 3: Cross multiply
    37,307.82x = 55,962.30 × 20,772.93
  4. Step 4: Simplify right side
    37,307.82x = 1,162,500,940.54
  5. Step 5: Solve for x
    x = 1,162,500,940.54/37,307.82
  6. Step 6: Final answer
    x = 31,159.71

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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.