Home / 115,963.03-174,004.05-55,242.06

Finding the Fourth Proportional to 115,963.03, 174,004.05 and 55,242.06

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Solution

The fourth proportional to 115,963.03, 174,004.05 and 55,242.06 is: 82,891.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,963.03 : 174,004.05 = 55,242.06 : x
  2. Step 2: Convert to fraction form
    115,963.03/174,004.05 = 55,242.06/x
  3. Step 3: Cross multiply
    115,963.03x = 174,004.05 × 55,242.06
  4. Step 4: Simplify right side
    115,963.03x = 9,612,342,170.34
  5. Step 5: Solve for x
    x = 9,612,342,170.34/115,963.03
  6. Step 6: Final answer
    x = 82,891.44

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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.