Home / 96,983.48-133,805.06-79,047.64

Finding the Fourth Proportional to 96,983.48, 133,805.06 and 79,047.64

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Solution

The fourth proportional to 96,983.48, 133,805.06 and 79,047.64 is: 109,059.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,983.48 : 133,805.06 = 79,047.64 : x
  2. Step 2: Convert to fraction form
    96,983.48/133,805.06 = 79,047.64/x
  3. Step 3: Cross multiply
    96,983.48x = 133,805.06 × 79,047.64
  4. Step 4: Simplify right side
    96,983.48x = 10,576,974,213.06
  5. Step 5: Solve for x
    x = 10,576,974,213.06/96,983.48
  6. Step 6: Final answer
    x = 109,059.55

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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.