Home / 49,563.60-74,338.20-14,499.60

Finding the Fourth Proportional to 49,563.60, 74,338.20 and 14,499.60

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Solution

The fourth proportional to 49,563.60, 74,338.20 and 14,499.60 is: 21,747.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,563.60 : 74,338.20 = 14,499.60 : x
  2. Step 2: Convert to fraction form
    49,563.60/74,338.20 = 14,499.60/x
  3. Step 3: Cross multiply
    49,563.60x = 74,338.20 × 14,499.60
  4. Step 4: Simplify right side
    49,563.60x = 1,077,874,164.72
  5. Step 5: Solve for x
    x = 1,077,874,164.72/49,563.60
  6. Step 6: Final answer
    x = 21,747.29

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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.