Home / 84,330.99-126,503.82-34,414.56

Finding the Fourth Proportional to 84,330.99, 126,503.82 and 34,414.56

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Solution

The fourth proportional to 84,330.99, 126,503.82 and 34,414.56 is: 51,624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,330.99 : 126,503.82 = 34,414.56 : x
  2. Step 2: Convert to fraction form
    84,330.99/126,503.82 = 34,414.56/x
  3. Step 3: Cross multiply
    84,330.99x = 126,503.82 × 34,414.56
  4. Step 4: Simplify right side
    84,330.99x = 4,353,573,303.62
  5. Step 5: Solve for x
    x = 4,353,573,303.62/84,330.99
  6. Step 6: Final answer
    x = 51,624.83

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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.