Home / 102,579.66-153,776.07-35,983.62

Finding the Fourth Proportional to 102,579.66, 153,776.07 and 35,983.62

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Solution

The fourth proportional to 102,579.66, 153,776.07 and 35,983.62 is: 53,942.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,579.66 : 153,776.07 = 35,983.62 : x
  2. Step 2: Convert to fraction form
    102,579.66/153,776.07 = 35,983.62/x
  3. Step 3: Cross multiply
    102,579.66x = 153,776.07 × 35,983.62
  4. Step 4: Simplify right side
    102,579.66x = 5,533,419,667.97
  5. Step 5: Solve for x
    x = 5,533,419,667.97/102,579.66
  6. Step 6: Final answer
    x = 53,942.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.