Home / 127,918.08-191,760.96-44,766.72

Finding the Fourth Proportional to 127,918.08, 191,760.96 and 44,766.72

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Solution

The fourth proportional to 127,918.08, 191,760.96 and 44,766.72 is: 67,109.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,918.08 : 191,760.96 = 44,766.72 : x
  2. Step 2: Convert to fraction form
    127,918.08/191,760.96 = 44,766.72/x
  3. Step 3: Cross multiply
    127,918.08x = 191,760.96 × 44,766.72
  4. Step 4: Simplify right side
    127,918.08x = 8,584,509,203.25
  5. Step 5: Solve for x
    x = 8,584,509,203.25/127,918.08
  6. Step 6: Final answer
    x = 67,109.43

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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.