Home / 76,629.42-114,958.26-34,510.50

Finding the Fourth Proportional to 76,629.42, 114,958.26 and 34,510.50

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Solution

The fourth proportional to 76,629.42, 114,958.26 and 34,510.50 is: 51,772.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,629.42 : 114,958.26 = 34,510.50 : x
  2. Step 2: Convert to fraction form
    76,629.42/114,958.26 = 34,510.50/x
  3. Step 3: Cross multiply
    76,629.42x = 114,958.26 × 34,510.50
  4. Step 4: Simplify right side
    76,629.42x = 3,967,267,031.73
  5. Step 5: Solve for x
    x = 3,967,267,031.73/76,629.42
  6. Step 6: Final answer
    x = 51,772.11

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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.