Home / 119,297.29-178,814.71-49,138.33

Finding the Fourth Proportional to 119,297.29, 178,814.71 and 49,138.33

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Solution

The fourth proportional to 119,297.29, 178,814.71 and 49,138.33 is: 73,653.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,297.29 : 178,814.71 = 49,138.33 : x
  2. Step 2: Convert to fraction form
    119,297.29/178,814.71 = 49,138.33/x
  3. Step 3: Cross multiply
    119,297.29x = 178,814.71 × 49,138.33
  4. Step 4: Simplify right side
    119,297.29x = 8,786,655,658.95
  5. Step 5: Solve for x
    x = 8,786,655,658.95/119,297.29
  6. Step 6: Final answer
    x = 73,653.44

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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.