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Finding the Fourth Proportional to 167,326.88, 251,027.76 and 56,516

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Solution

The fourth proportional to 167,326.88, 251,027.76 and 56,516 is: 84,786.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,326.88 : 251,027.76 = 56,516 : x
  2. Step 2: Convert to fraction form
    167,326.88/251,027.76 = 56,516/x
  3. Step 3: Cross multiply
    167,326.88x = 251,027.76 × 56,516
  4. Step 4: Simplify right side
    167,326.88x = 14,187,084,884.16
  5. Step 5: Solve for x
    x = 14,187,084,884.16/167,326.88
  6. Step 6: Final answer
    x = 84,786.65

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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.