Home / 118,996.36-178,669.50-49,012.36

Finding the Fourth Proportional to 118,996.36, 178,669.50 and 49,012.36

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Solution

The fourth proportional to 118,996.36, 178,669.50 and 49,012.36 is: 73,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,996.36 : 178,669.50 = 49,012.36 : x
  2. Step 2: Convert to fraction form
    118,996.36/178,669.50 = 49,012.36/x
  3. Step 3: Cross multiply
    118,996.36x = 178,669.50 × 49,012.36
  4. Step 4: Simplify right side
    118,996.36x = 8,757,013,224.55
  5. Step 5: Solve for x
    x = 8,757,013,224.55/118,996.36
  6. Step 6: Final answer
    x = 73,590.60

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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.