Home / 110,986.48-166,401.96-40,856.68

Finding the Fourth Proportional to 110,986.48, 166,401.96 and 40,856.68

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Solution

The fourth proportional to 110,986.48, 166,401.96 and 40,856.68 is: 61,256.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,986.48 : 166,401.96 = 40,856.68 : x
  2. Step 2: Convert to fraction form
    110,986.48/166,401.96 = 40,856.68/x
  3. Step 3: Cross multiply
    110,986.48x = 166,401.96 × 40,856.68
  4. Step 4: Simplify right side
    110,986.48x = 6,798,631,631.09
  5. Step 5: Solve for x
    x = 6,798,631,631.09/110,986.48
  6. Step 6: Final answer
    x = 61,256.39

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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.