Home / 49,634.82-68,497.58-28,420.92

Finding the Fourth Proportional to 49,634.82, 68,497.58 and 28,420.92

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Solution

The fourth proportional to 49,634.82, 68,497.58 and 28,420.92 is: 39,221.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,634.82 : 68,497.58 = 28,420.92 : x
  2. Step 2: Convert to fraction form
    49,634.82/68,497.58 = 28,420.92/x
  3. Step 3: Cross multiply
    49,634.82x = 68,497.58 × 28,420.92
  4. Step 4: Simplify right side
    49,634.82x = 1,946,764,312.43
  5. Step 5: Solve for x
    x = 1,946,764,312.43/49,634.82
  6. Step 6: Final answer
    x = 39,221.75

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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.