Home / 74,123.21-111,190.94-24,202.20

Finding the Fourth Proportional to 74,123.21, 111,190.94 and 24,202.20

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Solution

The fourth proportional to 74,123.21, 111,190.94 and 24,202.20 is: 36,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,123.21 : 111,190.94 = 24,202.20 : x
  2. Step 2: Convert to fraction form
    74,123.21/111,190.94 = 24,202.20/x
  3. Step 3: Cross multiply
    74,123.21x = 111,190.94 × 24,202.20
  4. Step 4: Simplify right side
    74,123.21x = 2,691,065,368.07
  5. Step 5: Solve for x
    x = 2,691,065,368.07/74,123.21
  6. Step 6: Final answer
    x = 36,305.30

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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.