Home / 82,972.35-114,512.13-50,700.33

Finding the Fourth Proportional to 82,972.35, 114,512.13 and 50,700.33

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Solution

The fourth proportional to 82,972.35, 114,512.13 and 50,700.33 is: 69,972.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,972.35 : 114,512.13 = 50,700.33 : x
  2. Step 2: Convert to fraction form
    82,972.35/114,512.13 = 50,700.33/x
  3. Step 3: Cross multiply
    82,972.35x = 114,512.13 × 50,700.33
  4. Step 4: Simplify right side
    82,972.35x = 5,805,802,780.00
  5. Step 5: Solve for x
    x = 5,805,802,780.00/82,972.35
  6. Step 6: Final answer
    x = 69,972.74

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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.