Home / 194,511.38-291,767.06-54,270

Finding the Fourth Proportional to 194,511.38, 291,767.06 and 54,270

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Solution

The fourth proportional to 194,511.38, 291,767.06 and 54,270 is: 81,405

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,511.38 : 291,767.06 = 54,270 : x
  2. Step 2: Convert to fraction form
    194,511.38/291,767.06 = 54,270/x
  3. Step 3: Cross multiply
    194,511.38x = 291,767.06 × 54,270
  4. Step 4: Simplify right side
    194,511.38x = 15,834,198,481.88
  5. Step 5: Solve for x
    x = 15,834,198,481.88/194,511.38
  6. Step 6: Final answer
    x = 81,405

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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.