Home / 49,818.35-68,609.36-48,729.71

Finding the Fourth Proportional to 49,818.35, 68,609.36 and 48,729.71

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Solution

The fourth proportional to 49,818.35, 68,609.36 and 48,729.71 is: 67,110.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,818.35 : 68,609.36 = 48,729.71 : x
  2. Step 2: Convert to fraction form
    49,818.35/68,609.36 = 48,729.71/x
  3. Step 3: Cross multiply
    49,818.35x = 68,609.36 × 48,729.71
  4. Step 4: Simplify right side
    49,818.35x = 3,343,313,972.44
  5. Step 5: Solve for x
    x = 3,343,313,972.44/49,818.35
  6. Step 6: Final answer
    x = 67,110.09

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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.