Home / 119,511.52-164,935.50-68,529

Finding the Fourth Proportional to 119,511.52, 164,935.50 and 68,529

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Solution

The fourth proportional to 119,511.52, 164,935.50 and 68,529 is: 94,575.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,511.52 : 164,935.50 = 68,529 : x
  2. Step 2: Convert to fraction form
    119,511.52/164,935.50 = 68,529/x
  3. Step 3: Cross multiply
    119,511.52x = 164,935.50 × 68,529
  4. Step 4: Simplify right side
    119,511.52x = 11,302,864,879.50
  5. Step 5: Solve for x
    x = 11,302,864,879.50/119,511.52
  6. Step 6: Final answer
    x = 94,575.53

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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.