Home / 43,357.65-65,042.67-13,374.41

Finding the Fourth Proportional to 43,357.65, 65,042.67 and 13,374.41

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Solution

The fourth proportional to 43,357.65, 65,042.67 and 13,374.41 is: 20,063.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,357.65 : 65,042.67 = 13,374.41 : x
  2. Step 2: Convert to fraction form
    43,357.65/65,042.67 = 13,374.41/x
  3. Step 3: Cross multiply
    43,357.65x = 65,042.67 × 13,374.41
  4. Step 4: Simplify right side
    43,357.65x = 869,907,336.07
  5. Step 5: Solve for x
    x = 869,907,336.07/43,357.65
  6. Step 6: Final answer
    x = 20,063.53

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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.