Home / 174,614.27-261,969.75-69,507.05

Finding the Fourth Proportional to 174,614.27, 261,969.75 and 69,507.05

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Solution

The fourth proportional to 174,614.27, 261,969.75 and 69,507.05 is: 104,279.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,614.27 : 261,969.75 = 69,507.05 : x
  2. Step 2: Convert to fraction form
    174,614.27/261,969.75 = 69,507.05/x
  3. Step 3: Cross multiply
    174,614.27x = 261,969.75 × 69,507.05
  4. Step 4: Simplify right side
    174,614.27x = 18,208,743,201.89
  5. Step 5: Solve for x
    x = 18,208,743,201.89/174,614.27
  6. Step 6: Final answer
    x = 104,279.81

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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.