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Finding the Fourth Proportional to 98,997.99, 148,511.80 and 35,832.89

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Solution

The fourth proportional to 98,997.99, 148,511.80 and 35,832.89 is: 53,754.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,997.99 : 148,511.80 = 35,832.89 : x
  2. Step 2: Convert to fraction form
    98,997.99/148,511.80 = 35,832.89/x
  3. Step 3: Cross multiply
    98,997.99x = 148,511.80 × 35,832.89
  4. Step 4: Simplify right side
    98,997.99x = 5,321,606,993.10
  5. Step 5: Solve for x
    x = 5,321,606,993.10/98,997.99
  6. Step 6: Final answer
    x = 53,754.70

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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.