Home / 110,982.74-166,490.70-40,856.72

Finding the Fourth Proportional to 110,982.74, 166,490.70 and 40,856.72

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Solution

The fourth proportional to 110,982.74, 166,490.70 and 40,856.72 is: 61,291.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,982.74 : 166,490.70 = 40,856.72 : x
  2. Step 2: Convert to fraction form
    110,982.74/166,490.70 = 40,856.72/x
  3. Step 3: Cross multiply
    110,982.74x = 166,490.70 × 40,856.72
  4. Step 4: Simplify right side
    110,982.74x = 6,802,263,912.50
  5. Step 5: Solve for x
    x = 6,802,263,912.50/110,982.74
  6. Step 6: Final answer
    x = 61,291.19

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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.