Home / 119,251.72-164,548.02-68,941

Finding the Fourth Proportional to 119,251.72, 164,548.02 and 68,941

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Solution

The fourth proportional to 119,251.72, 164,548.02 and 68,941 is: 95,127.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,251.72 : 164,548.02 = 68,941 : x
  2. Step 2: Convert to fraction form
    119,251.72/164,548.02 = 68,941/x
  3. Step 3: Cross multiply
    119,251.72x = 164,548.02 × 68,941
  4. Step 4: Simplify right side
    119,251.72x = 11,344,105,046.82
  5. Step 5: Solve for x
    x = 11,344,105,046.82/119,251.72
  6. Step 6: Final answer
    x = 95,127.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.