Home / 234,130.41-351,251.49-76,359

Finding the Fourth Proportional to 234,130.41, 351,251.49 and 76,359

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Solution

The fourth proportional to 234,130.41, 351,251.49 and 76,359 is: 114,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,130.41 : 351,251.49 = 76,359 : x
  2. Step 2: Convert to fraction form
    234,130.41/351,251.49 = 76,359/x
  3. Step 3: Cross multiply
    234,130.41x = 351,251.49 × 76,359
  4. Step 4: Simplify right side
    234,130.41x = 26,821,212,524.91
  5. Step 5: Solve for x
    x = 26,821,212,524.91/234,130.41
  6. Step 6: Final answer
    x = 114,556.72

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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.