Home / 49,429.60-74,144.40-33,683.20

Finding the Fourth Proportional to 49,429.60, 74,144.40 and 33,683.20

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Solution

The fourth proportional to 49,429.60, 74,144.40 and 33,683.20 is: 50,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,429.60 : 74,144.40 = 33,683.20 : x
  2. Step 2: Convert to fraction form
    49,429.60/74,144.40 = 33,683.20/x
  3. Step 3: Cross multiply
    49,429.60x = 74,144.40 × 33,683.20
  4. Step 4: Simplify right side
    49,429.60x = 2,497,420,654.08
  5. Step 5: Solve for x
    x = 2,497,420,654.08/49,429.60
  6. Step 6: Final answer
    x = 50,524.80

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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.