Home / 76,670.56-114,969.40-26,744.60

Finding the Fourth Proportional to 76,670.56, 114,969.40 and 26,744.60

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Solution

The fourth proportional to 76,670.56, 114,969.40 and 26,744.60 is: 40,104.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,670.56 : 114,969.40 = 26,744.60 : x
  2. Step 2: Convert to fraction form
    76,670.56/114,969.40 = 26,744.60/x
  3. Step 3: Cross multiply
    76,670.56x = 114,969.40 × 26,744.60
  4. Step 4: Simplify right side
    76,670.56x = 3,074,810,615.24
  5. Step 5: Solve for x
    x = 3,074,810,615.24/76,670.56
  6. Step 6: Final answer
    x = 40,104.19

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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.