Home / 37,271.75-51,435.95-20,276.95

Finding the Fourth Proportional to 37,271.75, 51,435.95 and 20,276.95

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Solution

The fourth proportional to 37,271.75, 51,435.95 and 20,276.95 is: 27,982.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,271.75 : 51,435.95 = 20,276.95 : x
  2. Step 2: Convert to fraction form
    37,271.75/51,435.95 = 20,276.95/x
  3. Step 3: Cross multiply
    37,271.75x = 51,435.95 × 20,276.95
  4. Step 4: Simplify right side
    37,271.75x = 1,042,964,186.35
  5. Step 5: Solve for x
    x = 1,042,964,186.35/37,271.75
  6. Step 6: Final answer
    x = 27,982.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.