Home / 127,947.94-191,913.84-49,968.66

Finding the Fourth Proportional to 127,947.94, 191,913.84 and 49,968.66

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Solution

The fourth proportional to 127,947.94, 191,913.84 and 49,968.66 is: 74,949.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,947.94 : 191,913.84 = 49,968.66 : x
  2. Step 2: Convert to fraction form
    127,947.94/191,913.84 = 49,968.66/x
  3. Step 3: Cross multiply
    127,947.94x = 191,913.84 × 49,968.66
  4. Step 4: Simplify right side
    127,947.94x = 9,589,678,139.93
  5. Step 5: Solve for x
    x = 9,589,678,139.93/127,947.94
  6. Step 6: Final answer
    x = 74,949.85

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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.