Home / 174,229.71-261,114.93-68,991.27

Finding the Fourth Proportional to 174,229.71, 261,114.93 and 68,991.27

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Solution

The fourth proportional to 174,229.71, 261,114.93 and 68,991.27 is: 103,395.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,229.71 : 261,114.93 = 68,991.27 : x
  2. Step 2: Convert to fraction form
    174,229.71/261,114.93 = 68,991.27/x
  3. Step 3: Cross multiply
    174,229.71x = 261,114.93 × 68,991.27
  4. Step 4: Simplify right side
    174,229.71x = 18,014,650,636.66
  5. Step 5: Solve for x
    x = 18,014,650,636.66/174,229.71
  6. Step 6: Final answer
    x = 103,395.97

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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.