Home / 43,310.40-64,933.20-23,611.20

Finding the Fourth Proportional to 43,310.40, 64,933.20 and 23,611.20

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Solution

The fourth proportional to 43,310.40, 64,933.20 and 23,611.20 is: 35,399.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,310.40 : 64,933.20 = 23,611.20 : x
  2. Step 2: Convert to fraction form
    43,310.40/64,933.20 = 23,611.20/x
  3. Step 3: Cross multiply
    43,310.40x = 64,933.20 × 23,611.20
  4. Step 4: Simplify right side
    43,310.40x = 1,533,150,771.84
  5. Step 5: Solve for x
    x = 1,533,150,771.84/43,310.40
  6. Step 6: Final answer
    x = 35,399.14

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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.