Home / 90,983.44-136,499.73-27,801.84

Finding the Fourth Proportional to 90,983.44, 136,499.73 and 27,801.84

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Solution

The fourth proportional to 90,983.44, 136,499.73 and 27,801.84 is: 41,710.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,983.44 : 136,499.73 = 27,801.84 : x
  2. Step 2: Convert to fraction form
    90,983.44/136,499.73 = 27,801.84/x
  3. Step 3: Cross multiply
    90,983.44x = 136,499.73 × 27,801.84
  4. Step 4: Simplify right side
    90,983.44x = 3,794,943,653.50
  5. Step 5: Solve for x
    x = 3,794,943,653.50/90,983.44
  6. Step 6: Final answer
    x = 41,710.27

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1.5x scale

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.