Home / 84,016.55-126,037.27-27,071.37

Finding the Fourth Proportional to 84,016.55, 126,037.27 and 27,071.37

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Solution

The fourth proportional to 84,016.55, 126,037.27 and 27,071.37 is: 40,611.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,016.55 : 126,037.27 = 27,071.37 : x
  2. Step 2: Convert to fraction form
    84,016.55/126,037.27 = 27,071.37/x
  3. Step 3: Cross multiply
    84,016.55x = 126,037.27 × 27,071.37
  4. Step 4: Simplify right side
    84,016.55x = 3,412,001,451.52
  5. Step 5: Solve for x
    x = 3,412,001,451.52/84,016.55
  6. Step 6: Final answer
    x = 40,611.07

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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.