Home / 127,181.93-175,513.26-69,826.58

Finding the Fourth Proportional to 127,181.93, 175,513.26 and 69,826.58

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Solution

The fourth proportional to 127,181.93, 175,513.26 and 69,826.58 is: 96,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,181.93 : 175,513.26 = 69,826.58 : x
  2. Step 2: Convert to fraction form
    127,181.93/175,513.26 = 69,826.58/x
  3. Step 3: Cross multiply
    127,181.93x = 175,513.26 × 69,826.58
  4. Step 4: Simplify right side
    127,181.93x = 12,255,489,812.88
  5. Step 5: Solve for x
    x = 12,255,489,812.88/127,181.93
  6. Step 6: Final answer
    x = 96,361.88

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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.