Home / 149,619.15-224,241.62-74,760.30

Finding the Fourth Proportional to 149,619.15, 224,241.62 and 74,760.30

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Solution

The fourth proportional to 149,619.15, 224,241.62 and 74,760.30 is: 112,046.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,619.15 : 224,241.62 = 74,760.30 : x
  2. Step 2: Convert to fraction form
    149,619.15/224,241.62 = 74,760.30/x
  3. Step 3: Cross multiply
    149,619.15x = 224,241.62 × 74,760.30
  4. Step 4: Simplify right side
    149,619.15x = 16,764,370,409.88
  5. Step 5: Solve for x
    x = 16,764,370,409.88/149,619.15
  6. Step 6: Final answer
    x = 112,046.96

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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.