Home / 43,329.60-65,002.32-13,754.88

Finding the Fourth Proportional to 43,329.60, 65,002.32 and 13,754.88

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Solution

The fourth proportional to 43,329.60, 65,002.32 and 13,754.88 is: 20,634.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,329.60 : 65,002.32 = 13,754.88 : x
  2. Step 2: Convert to fraction form
    43,329.60/65,002.32 = 13,754.88/x
  3. Step 3: Cross multiply
    43,329.60x = 65,002.32 × 13,754.88
  4. Step 4: Simplify right side
    43,329.60x = 894,099,111.32
  5. Step 5: Solve for x
    x = 894,099,111.32/43,329.60
  6. Step 6: Final answer
    x = 20,634.83

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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.