Home / 87,960.06-132,056.82-84,927.42

Finding the Fourth Proportional to 87,960.06, 132,056.82 and 84,927.42

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Solution

The fourth proportional to 87,960.06, 132,056.82 and 84,927.42 is: 127,503.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,960.06 : 132,056.82 = 84,927.42 : x
  2. Step 2: Convert to fraction form
    87,960.06/132,056.82 = 84,927.42/x
  3. Step 3: Cross multiply
    87,960.06x = 132,056.82 × 84,927.42
  4. Step 4: Simplify right side
    87,960.06x = 11,215,245,016.00
  5. Step 5: Solve for x
    x = 11,215,245,016.00/87,960.06
  6. Step 6: Final answer
    x = 127,503.84

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1.5x scale

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.