Home / 194,178.54-291,337.67-67,837.37

Finding the Fourth Proportional to 194,178.54, 291,337.67 and 67,837.37

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Solution

The fourth proportional to 194,178.54, 291,337.67 and 67,837.37 is: 101,780.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,178.54 : 291,337.67 = 67,837.37 : x
  2. Step 2: Convert to fraction form
    194,178.54/291,337.67 = 67,837.37/x
  3. Step 3: Cross multiply
    194,178.54x = 291,337.67 × 67,837.37
  4. Step 4: Simplify right side
    194,178.54x = 19,763,581,314.73
  5. Step 5: Solve for x
    x = 19,763,581,314.73/194,178.54
  6. Step 6: Final answer
    x = 101,780.46

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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.