Home / 194,723.70-291,866.85-82,384.80

Finding the Fourth Proportional to 194,723.70, 291,866.85 and 82,384.80

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Solution

The fourth proportional to 194,723.70, 291,866.85 and 82,384.80 is: 123,484.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,723.70 : 291,866.85 = 82,384.80 : x
  2. Step 2: Convert to fraction form
    194,723.70/291,866.85 = 82,384.80/x
  3. Step 3: Cross multiply
    194,723.70x = 291,866.85 × 82,384.80
  4. Step 4: Simplify right side
    194,723.70x = 24,045,392,063.88
  5. Step 5: Solve for x
    x = 24,045,392,063.88/194,723.70
  6. Step 6: Final answer
    x = 123,484.67

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1.5x scale

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.