Home / 62,720.33-86,553.77-34,040.12

Finding the Fourth Proportional to 62,720.33, 86,553.77 and 34,040.12

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Solution

The fourth proportional to 62,720.33, 86,553.77 and 34,040.12 is: 46,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,720.33 : 86,553.77 = 34,040.12 : x
  2. Step 2: Convert to fraction form
    62,720.33/86,553.77 = 34,040.12/x
  3. Step 3: Cross multiply
    62,720.33x = 86,553.77 × 34,040.12
  4. Step 4: Simplify right side
    62,720.33x = 2,946,300,114.28
  5. Step 5: Solve for x
    x = 2,946,300,114.28/62,720.33
  6. Step 6: Final answer
    x = 46,975.20

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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.