Home / 84,732.76-127,016.46-40,347.56

Finding the Fourth Proportional to 84,732.76, 127,016.46 and 40,347.56

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Solution

The fourth proportional to 84,732.76, 127,016.46 and 40,347.56 is: 60,481.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,732.76 : 127,016.46 = 40,347.56 : x
  2. Step 2: Convert to fraction form
    84,732.76/127,016.46 = 40,347.56/x
  3. Step 3: Cross multiply
    84,732.76x = 127,016.46 × 40,347.56
  4. Step 4: Simplify right side
    84,732.76x = 5,124,804,240.84
  5. Step 5: Solve for x
    x = 5,124,804,240.84/84,732.76
  6. Step 6: Final answer
    x = 60,481.97

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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.