Home / 119,508.48-164,920.32-69,212.16

Finding the Fourth Proportional to 119,508.48, 164,920.32 and 69,212.16

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Solution

The fourth proportional to 119,508.48, 164,920.32 and 69,212.16 is: 95,511.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,508.48 : 164,920.32 = 69,212.16 : x
  2. Step 2: Convert to fraction form
    119,508.48/164,920.32 = 69,212.16/x
  3. Step 3: Cross multiply
    119,508.48x = 164,920.32 × 69,212.16
  4. Step 4: Simplify right side
    119,508.48x = 11,414,491,575.09
  5. Step 5: Solve for x
    x = 11,414,491,575.09/119,508.48
  6. Step 6: Final answer
    x = 95,511.98

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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.