Home / 49,782.17-68,698.45-27,121.61

Finding the Fourth Proportional to 49,782.17, 68,698.45 and 27,121.61

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Solution

The fourth proportional to 49,782.17, 68,698.45 and 27,121.61 is: 37,427.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,782.17 : 68,698.45 = 27,121.61 : x
  2. Step 2: Convert to fraction form
    49,782.17/68,698.45 = 27,121.61/x
  3. Step 3: Cross multiply
    49,782.17x = 68,698.45 × 27,121.61
  4. Step 4: Simplify right side
    49,782.17x = 1,863,212,568.50
  5. Step 5: Solve for x
    x = 1,863,212,568.50/49,782.17
  6. Step 6: Final answer
    x = 37,427.31

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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.