Home / 194,534.86-291,933.73-68,176.38

Finding the Fourth Proportional to 194,534.86, 291,933.73 and 68,176.38

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Solution

The fourth proportional to 194,534.86, 291,933.73 and 68,176.38 is: 102,310.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,534.86 : 291,933.73 = 68,176.38 : x
  2. Step 2: Convert to fraction form
    194,534.86/291,933.73 = 68,176.38/x
  3. Step 3: Cross multiply
    194,534.86x = 291,933.73 × 68,176.38
  4. Step 4: Simplify right side
    194,534.86x = 19,902,983,901.77
  5. Step 5: Solve for x
    x = 19,902,983,901.77/194,534.86
  6. Step 6: Final answer
    x = 102,310.63

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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.