Home / 49,241.40-73,775.70-40,428.60

Finding the Fourth Proportional to 49,241.40, 73,775.70 and 40,428.60

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Solution

The fourth proportional to 49,241.40, 73,775.70 and 40,428.60 is: 60,571.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,241.40 : 73,775.70 = 40,428.60 : x
  2. Step 2: Convert to fraction form
    49,241.40/73,775.70 = 40,428.60/x
  3. Step 3: Cross multiply
    49,241.40x = 73,775.70 × 40,428.60
  4. Step 4: Simplify right side
    49,241.40x = 2,982,648,265.02
  5. Step 5: Solve for x
    x = 2,982,648,265.02/49,241.40
  6. Step 6: Final answer
    x = 60,571.96

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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.