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Finding the Fourth Proportional to 73,457.36, 101,371.60 and 43,244

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Solution

The fourth proportional to 73,457.36, 101,371.60 and 43,244 is: 59,676.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,457.36 : 101,371.60 = 43,244 : x
  2. Step 2: Convert to fraction form
    73,457.36/101,371.60 = 43,244/x
  3. Step 3: Cross multiply
    73,457.36x = 101,371.60 × 43,244
  4. Step 4: Simplify right side
    73,457.36x = 4,383,713,470.40
  5. Step 5: Solve for x
    x = 4,383,713,470.40/73,457.36
  6. Step 6: Final answer
    x = 59,676.98

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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.