Home / 185,766.22-256,435.83-125,418.58

Finding the Fourth Proportional to 185,766.22, 256,435.83 and 125,418.58

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Solution

The fourth proportional to 185,766.22, 256,435.83 and 125,418.58 is: 173,130.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,766.22 : 256,435.83 = 125,418.58 : x
  2. Step 2: Convert to fraction form
    185,766.22/256,435.83 = 125,418.58/x
  3. Step 3: Cross multiply
    185,766.22x = 256,435.83 × 125,418.58
  4. Step 4: Simplify right side
    185,766.22x = 32,161,817,659.72
  5. Step 5: Solve for x
    x = 32,161,817,659.72/185,766.22
  6. Step 6: Final answer
    x = 173,130.60

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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.