Home / 76,934.56-115,367.90-34,812.94

Finding the Fourth Proportional to 76,934.56, 115,367.90 and 34,812.94

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Solution

The fourth proportional to 76,934.56, 115,367.90 and 34,812.94 is: 52,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,934.56 : 115,367.90 = 34,812.94 : x
  2. Step 2: Convert to fraction form
    76,934.56/115,367.90 = 34,812.94/x
  3. Step 3: Cross multiply
    76,934.56x = 115,367.90 × 34,812.94
  4. Step 4: Simplify right side
    76,934.56x = 4,016,295,534.46
  5. Step 5: Solve for x
    x = 4,016,295,534.46/76,934.56
  6. Step 6: Final answer
    x = 52,204.05

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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.