Home / 96,983.77-133,821.96-54,539.77

Finding the Fourth Proportional to 96,983.77, 133,821.96 and 54,539.77

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Solution

The fourth proportional to 96,983.77, 133,821.96 and 54,539.77 is: 75,256.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,983.77 : 133,821.96 = 54,539.77 : x
  2. Step 2: Convert to fraction form
    96,983.77/133,821.96 = 54,539.77/x
  3. Step 3: Cross multiply
    96,983.77x = 133,821.96 × 54,539.77
  4. Step 4: Simplify right side
    96,983.77x = 7,298,618,919.35
  5. Step 5: Solve for x
    x = 7,298,618,919.35/96,983.77
  6. Step 6: Final answer
    x = 75,256.09

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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.