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Finding the Fourth Proportional to 92,176.97, 127,194.30 and 51,890.00

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Solution

The fourth proportional to 92,176.97, 127,194.30 and 51,890.00 is: 71,602.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,176.97 : 127,194.30 = 51,890.00 : x
  2. Step 2: Convert to fraction form
    92,176.97/127,194.30 = 51,890.00/x
  3. Step 3: Cross multiply
    92,176.97x = 127,194.30 × 51,890.00
  4. Step 4: Simplify right side
    92,176.97x = 6,600,111,591.03
  5. Step 5: Solve for x
    x = 6,600,111,591.03/92,176.97
  6. Step 6: Final answer
    x = 71,602.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.