Home / 43,559.90-65,352.26-21,379.94

Finding the Fourth Proportional to 43,559.90, 65,352.26 and 21,379.94

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Solution

The fourth proportional to 43,559.90, 65,352.26 and 21,379.94 is: 32,076.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,559.90 : 65,352.26 = 21,379.94 : x
  2. Step 2: Convert to fraction form
    43,559.90/65,352.26 = 21,379.94/x
  3. Step 3: Cross multiply
    43,559.90x = 65,352.26 × 21,379.94
  4. Step 4: Simplify right side
    43,559.90x = 1,397,227,397.66
  5. Step 5: Solve for x
    x = 1,397,227,397.66/43,559.90
  6. Step 6: Final answer
    x = 32,076.00

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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.