Home / 49,680.60-74,513.70-14,616.60

Finding the Fourth Proportional to 49,680.60, 74,513.70 and 14,616.60

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Solution

The fourth proportional to 49,680.60, 74,513.70 and 14,616.60 is: 21,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,680.60 : 74,513.70 = 14,616.60 : x
  2. Step 2: Convert to fraction form
    49,680.60/74,513.70 = 14,616.60/x
  3. Step 3: Cross multiply
    49,680.60x = 74,513.70 × 14,616.60
  4. Step 4: Simplify right side
    49,680.60x = 1,089,136,947.42
  5. Step 5: Solve for x
    x = 1,089,136,947.42/49,680.60
  6. Step 6: Final answer
    x = 21,922.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.