Home / 367,569.90-551,095.38-142,743.06

Finding the Fourth Proportional to 367,569.90, 551,095.38 and 142,743.06

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Solution

The fourth proportional to 367,569.90, 551,095.38 and 142,743.06 is: 214,013.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,569.90 : 551,095.38 = 142,743.06 : x
  2. Step 2: Convert to fraction form
    367,569.90/551,095.38 = 142,743.06/x
  3. Step 3: Cross multiply
    367,569.90x = 551,095.38 × 142,743.06
  4. Step 4: Simplify right side
    367,569.90x = 78,665,040,893.06
  5. Step 5: Solve for x
    x = 78,665,040,893.06/367,569.90
  6. Step 6: Final answer
    x = 214,013.83

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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.