Home / 194,550.30-291,663.45-82,316.70

Finding the Fourth Proportional to 194,550.30, 291,663.45 and 82,316.70

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Solution

The fourth proportional to 194,550.30, 291,663.45 and 82,316.70 is: 123,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,550.30 : 291,663.45 = 82,316.70 : x
  2. Step 2: Convert to fraction form
    194,550.30/291,663.45 = 82,316.70/x
  3. Step 3: Cross multiply
    194,550.30x = 291,663.45 × 82,316.70
  4. Step 4: Simplify right side
    194,550.30x = 24,008,772,714.62
  5. Step 5: Solve for x
    x = 24,008,772,714.62/194,550.30
  6. Step 6: Final answer
    x = 123,406.51

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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.