Home / 96,984.82-133,763.06-66,376.02

Finding the Fourth Proportional to 96,984.82, 133,763.06 and 66,376.02

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Solution

The fourth proportional to 96,984.82, 133,763.06 and 66,376.02 is: 91,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,984.82 : 133,763.06 = 66,376.02 : x
  2. Step 2: Convert to fraction form
    96,984.82/133,763.06 = 66,376.02/x
  3. Step 3: Cross multiply
    96,984.82x = 133,763.06 × 66,376.02
  4. Step 4: Simplify right side
    96,984.82x = 8,878,659,545.82
  5. Step 5: Solve for x
    x = 8,878,659,545.82/96,984.82
  6. Step 6: Final answer
    x = 91,546.90

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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.