Home / 127,046.66-190,684.21-67,932.86

Finding the Fourth Proportional to 127,046.66, 190,684.21 and 67,932.86

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Solution

The fourth proportional to 127,046.66, 190,684.21 and 67,932.86 is: 101,960.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,046.66 : 190,684.21 = 67,932.86 : x
  2. Step 2: Convert to fraction form
    127,046.66/190,684.21 = 67,932.86/x
  3. Step 3: Cross multiply
    127,046.66x = 190,684.21 × 67,932.86
  4. Step 4: Simplify right side
    127,046.66x = 12,953,723,742.14
  5. Step 5: Solve for x
    x = 12,953,723,742.14/127,046.66
  6. Step 6: Final answer
    x = 101,960.36

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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.