Home / 49,742.82-68,649.93-37,145.70

Finding the Fourth Proportional to 49,742.82, 68,649.93 and 37,145.70

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Solution

The fourth proportional to 49,742.82, 68,649.93 and 37,145.70 is: 51,264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,742.82 : 68,649.93 = 37,145.70 : x
  2. Step 2: Convert to fraction form
    49,742.82/68,649.93 = 37,145.70/x
  3. Step 3: Cross multiply
    49,742.82x = 68,649.93 × 37,145.70
  4. Step 4: Simplify right side
    49,742.82x = 2,550,049,704.80
  5. Step 5: Solve for x
    x = 2,550,049,704.80/49,742.82
  6. Step 6: Final answer
    x = 51,264.68

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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.