Home / 82,721.04-114,093.87-52,480.26

Finding the Fourth Proportional to 82,721.04, 114,093.87 and 52,480.26

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Solution

The fourth proportional to 82,721.04, 114,093.87 and 52,480.26 is: 72,383.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,721.04 : 114,093.87 = 52,480.26 : x
  2. Step 2: Convert to fraction form
    82,721.04/114,093.87 = 52,480.26/x
  3. Step 3: Cross multiply
    82,721.04x = 114,093.87 × 52,480.26
  4. Step 4: Simplify right side
    82,721.04x = 5,987,675,962.01
  5. Step 5: Solve for x
    x = 5,987,675,962.01/82,721.04
  6. Step 6: Final answer
    x = 72,383.95

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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.