Home / 49,366.89-68,114.39-28,138.41

Finding the Fourth Proportional to 49,366.89, 68,114.39 and 28,138.41

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Solution

The fourth proportional to 49,366.89, 68,114.39 and 28,138.41 is: 38,824.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,366.89 : 68,114.39 = 28,138.41 : x
  2. Step 2: Convert to fraction form
    49,366.89/68,114.39 = 28,138.41/x
  3. Step 3: Cross multiply
    49,366.89x = 68,114.39 × 28,138.41
  4. Step 4: Simplify right side
    49,366.89x = 1,916,630,492.03
  5. Step 5: Solve for x
    x = 1,916,630,492.03/49,366.89
  6. Step 6: Final answer
    x = 38,824.21

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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.