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Finding the Fourth Proportional to 167,407.83, 251,111.75 and 73,894.95

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Solution

The fourth proportional to 167,407.83, 251,111.75 and 73,894.95 is: 110,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,407.83 : 251,111.75 = 73,894.95 : x
  2. Step 2: Convert to fraction form
    167,407.83/251,111.75 = 73,894.95/x
  3. Step 3: Cross multiply
    167,407.83x = 251,111.75 × 73,894.95
  4. Step 4: Simplify right side
    167,407.83x = 18,555,890,210.66
  5. Step 5: Solve for x
    x = 18,555,890,210.66/167,407.83
  6. Step 6: Final answer
    x = 110,842.43

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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.