Home / 76,274.38-114,438.57-34,151.14

Finding the Fourth Proportional to 76,274.38, 114,438.57 and 34,151.14

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Solution

The fourth proportional to 76,274.38, 114,438.57 and 34,151.14 is: 51,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,274.38 : 114,438.57 = 34,151.14 : x
  2. Step 2: Convert to fraction form
    76,274.38/114,438.57 = 34,151.14/x
  3. Step 3: Cross multiply
    76,274.38x = 114,438.57 × 34,151.14
  4. Step 4: Simplify right side
    76,274.38x = 3,908,207,625.47
  5. Step 5: Solve for x
    x = 3,908,207,625.47/76,274.38
  6. Step 6: Final answer
    x = 51,238.80

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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.