Home / 59,163.90-81,615.51-40,044.30

Finding the Fourth Proportional to 59,163.90, 81,615.51 and 40,044.30

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Solution

The fourth proportional to 59,163.90, 81,615.51 and 40,044.30 is: 55,240.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,163.90 : 81,615.51 = 40,044.30 : x
  2. Step 2: Convert to fraction form
    59,163.90/81,615.51 = 40,044.30/x
  3. Step 3: Cross multiply
    59,163.90x = 81,615.51 × 40,044.30
  4. Step 4: Simplify right side
    59,163.90x = 3,268,235,967.09
  5. Step 5: Solve for x
    x = 3,268,235,967.09/59,163.90
  6. Step 6: Final answer
    x = 55,240.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.