Home / 127,650.26-191,504.25-42,260.96

Finding the Fourth Proportional to 127,650.26, 191,504.25 and 42,260.96

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Solution

The fourth proportional to 127,650.26, 191,504.25 and 42,260.96 is: 63,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,650.26 : 191,504.25 = 42,260.96 : x
  2. Step 2: Convert to fraction form
    127,650.26/191,504.25 = 42,260.96/x
  3. Step 3: Cross multiply
    127,650.26x = 191,504.25 × 42,260.96
  4. Step 4: Simplify right side
    127,650.26x = 8,093,152,491.56
  5. Step 5: Solve for x
    x = 8,093,152,491.56/127,650.26
  6. Step 6: Final answer
    x = 63,400.99

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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.