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Finding the Fourth Proportional to 98,037.24, 146,996.47 and 43,992.01

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Solution

The fourth proportional to 98,037.24, 146,996.47 and 43,992.01 is: 65,961.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,037.24 : 146,996.47 = 43,992.01 : x
  2. Step 2: Convert to fraction form
    98,037.24/146,996.47 = 43,992.01/x
  3. Step 3: Cross multiply
    98,037.24x = 146,996.47 × 43,992.01
  4. Step 4: Simplify right side
    98,037.24x = 6,466,670,416.94
  5. Step 5: Solve for x
    x = 6,466,670,416.94/98,037.24
  6. Step 6: Final answer
    x = 65,961.37

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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.