Home / 49,491.44-68,290.74-28,266.20

Finding the Fourth Proportional to 49,491.44, 68,290.74 and 28,266.20

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Solution

The fourth proportional to 49,491.44, 68,290.74 and 28,266.20 is: 39,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,491.44 : 68,290.74 = 28,266.20 : x
  2. Step 2: Convert to fraction form
    49,491.44/68,290.74 = 28,266.20/x
  3. Step 3: Cross multiply
    49,491.44x = 68,290.74 × 28,266.20
  4. Step 4: Simplify right side
    49,491.44x = 1,930,319,714.99
  5. Step 5: Solve for x
    x = 1,930,319,714.99/49,491.44
  6. Step 6: Final answer
    x = 39,003.10

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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.