Home / 49,615.20-68,449.62-28,099.98

Finding the Fourth Proportional to 49,615.20, 68,449.62 and 28,099.98

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Solution

The fourth proportional to 49,615.20, 68,449.62 and 28,099.98 is: 38,767.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,615.20 : 68,449.62 = 28,099.98 : x
  2. Step 2: Convert to fraction form
    49,615.20/68,449.62 = 28,099.98/x
  3. Step 3: Cross multiply
    49,615.20x = 68,449.62 × 28,099.98
  4. Step 4: Simplify right side
    49,615.20x = 1,923,432,953.01
  5. Step 5: Solve for x
    x = 1,923,432,953.01/49,615.20
  6. Step 6: Final answer
    x = 38,767.01

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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.