Home / 43,359.83-65,025.90-13,770.74

Finding the Fourth Proportional to 43,359.83, 65,025.90 and 13,770.74

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Solution

The fourth proportional to 43,359.83, 65,025.90 and 13,770.74 is: 20,651.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,359.83 : 65,025.90 = 13,770.74 : x
  2. Step 2: Convert to fraction form
    43,359.83/65,025.90 = 13,770.74/x
  3. Step 3: Cross multiply
    43,359.83x = 65,025.90 × 13,770.74
  4. Step 4: Simplify right side
    43,359.83x = 895,454,703.12
  5. Step 5: Solve for x
    x = 895,454,703.12/43,359.83
  6. Step 6: Final answer
    x = 20,651.71

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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.