Home / 194,345.19-291,379.73-74,300.94

Finding the Fourth Proportional to 194,345.19, 291,379.73 and 74,300.94

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Solution

The fourth proportional to 194,345.19, 291,379.73 and 74,300.94 is: 111,398.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,345.19 : 291,379.73 = 74,300.94 : x
  2. Step 2: Convert to fraction form
    194,345.19/291,379.73 = 74,300.94/x
  3. Step 3: Cross multiply
    194,345.19x = 291,379.73 × 74,300.94
  4. Step 4: Simplify right side
    194,345.19x = 21,649,787,464.44
  5. Step 5: Solve for x
    x = 21,649,787,464.44/194,345.19
  6. Step 6: Final answer
    x = 111,398.63

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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.