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Finding the Fourth Proportional to 161,174.68, 241,699.32 and 54,530.08

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Solution

The fourth proportional to 161,174.68, 241,699.32 and 54,530.08 is: 81,773.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,174.68 : 241,699.32 = 54,530.08 : x
  2. Step 2: Convert to fraction form
    161,174.68/241,699.32 = 54,530.08/x
  3. Step 3: Cross multiply
    161,174.68x = 241,699.32 × 54,530.08
  4. Step 4: Simplify right side
    161,174.68x = 13,179,883,255.55
  5. Step 5: Solve for x
    x = 13,179,883,255.55/161,174.68
  6. Step 6: Final answer
    x = 81,773.91

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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.