Home / 37,137.63-51,252.36-20,370.63

Finding the Fourth Proportional to 37,137.63, 51,252.36 and 20,370.63

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Solution

The fourth proportional to 37,137.63, 51,252.36 and 20,370.63 is: 28,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,137.63 : 51,252.36 = 20,370.63 : x
  2. Step 2: Convert to fraction form
    37,137.63/51,252.36 = 20,370.63/x
  3. Step 3: Cross multiply
    37,137.63x = 51,252.36 × 20,370.63
  4. Step 4: Simplify right side
    37,137.63x = 1,044,042,862.19
  5. Step 5: Solve for x
    x = 1,044,042,862.19/37,137.63
  6. Step 6: Final answer
    x = 28,112.80

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1.5x scale

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.