Home / 194,515.68-290,944.08-119,451.36

Finding the Fourth Proportional to 194,515.68, 290,944.08 and 119,451.36

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Solution

The fourth proportional to 194,515.68, 290,944.08 and 119,451.36 is: 178,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,515.68 : 290,944.08 = 119,451.36 : x
  2. Step 2: Convert to fraction form
    194,515.68/290,944.08 = 119,451.36/x
  3. Step 3: Cross multiply
    194,515.68x = 290,944.08 × 119,451.36
  4. Step 4: Simplify right side
    194,515.68x = 34,753,666,039.95
  5. Step 5: Solve for x
    x = 34,753,666,039.95/194,515.68
  6. Step 6: Final answer
    x = 178,667.68

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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.