Home / 124,359.44-171,615.46-67,770.80

Finding the Fourth Proportional to 124,359.44, 171,615.46 and 67,770.80

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Solution

The fourth proportional to 124,359.44, 171,615.46 and 67,770.80 is: 93,523.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,359.44 : 171,615.46 = 67,770.80 : x
  2. Step 2: Convert to fraction form
    124,359.44/171,615.46 = 67,770.80/x
  3. Step 3: Cross multiply
    124,359.44x = 171,615.46 × 67,770.80
  4. Step 4: Simplify right side
    124,359.44x = 11,630,517,016.57
  5. Step 5: Solve for x
    x = 11,630,517,016.57/124,359.44
  6. Step 6: Final answer
    x = 93,523.39

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1.5x scale

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.