Home / 49,752.70-74,629.05-18,586.30

Finding the Fourth Proportional to 49,752.70, 74,629.05 and 18,586.30

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Solution

The fourth proportional to 49,752.70, 74,629.05 and 18,586.30 is: 27,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,752.70 : 74,629.05 = 18,586.30 : x
  2. Step 2: Convert to fraction form
    49,752.70/74,629.05 = 18,586.30/x
  3. Step 3: Cross multiply
    49,752.70x = 74,629.05 × 18,586.30
  4. Step 4: Simplify right side
    49,752.70x = 1,387,077,912.02
  5. Step 5: Solve for x
    x = 1,387,077,912.02/49,752.70
  6. Step 6: Final answer
    x = 27,879.45

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Similar ratio
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1.5x scale

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.