Home / 144,273.06-217,394.36-118,553.94

Finding the Fourth Proportional to 144,273.06, 217,394.36 and 118,553.94

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Solution

The fourth proportional to 144,273.06, 217,394.36 and 118,553.94 is: 178,640.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,273.06 : 217,394.36 = 118,553.94 : x
  2. Step 2: Convert to fraction form
    144,273.06/217,394.36 = 118,553.94/x
  3. Step 3: Cross multiply
    144,273.06x = 217,394.36 × 118,553.94
  4. Step 4: Simplify right side
    144,273.06x = 25,772,957,911.78
  5. Step 5: Solve for x
    x = 25,772,957,911.78/144,273.06
  6. Step 6: Final answer
    x = 178,640.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.