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Finding the Fourth Proportional to 167,842.52, 251,703.81 and 55,502.00

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Solution

The fourth proportional to 167,842.52, 251,703.81 and 55,502.00 is: 83,233.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,842.52 : 251,703.81 = 55,502.00 : x
  2. Step 2: Convert to fraction form
    167,842.52/251,703.81 = 55,502.00/x
  3. Step 3: Cross multiply
    167,842.52x = 251,703.81 × 55,502.00
  4. Step 4: Simplify right side
    167,842.52x = 13,970,063,604.10
  5. Step 5: Solve for x
    x = 13,970,063,604.10/167,842.52
  6. Step 6: Final answer
    x = 83,233.16

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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.