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Finding the Fourth Proportional to 108,544.64, 162,840.36 and 33,663.29

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Solution

The fourth proportional to 108,544.64, 162,840.36 and 33,663.29 is: 50,502.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,544.64 : 162,840.36 = 33,663.29 : x
  2. Step 2: Convert to fraction form
    108,544.64/162,840.36 = 33,663.29/x
  3. Step 3: Cross multiply
    108,544.64x = 162,840.36 × 33,663.29
  4. Step 4: Simplify right side
    108,544.64x = 5,481,742,262.38
  5. Step 5: Solve for x
    x = 5,481,742,262.38/108,544.64
  6. Step 6: Final answer
    x = 50,502.19

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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.