Home / 368,789.27-552,752.25-140,935.68

Finding the Fourth Proportional to 368,789.27, 552,752.25 and 140,935.68

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Solution

The fourth proportional to 368,789.27, 552,752.25 and 140,935.68 is: 211,238.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,789.27 : 552,752.25 = 140,935.68 : x
  2. Step 2: Convert to fraction form
    368,789.27/552,752.25 = 140,935.68/x
  3. Step 3: Cross multiply
    368,789.27x = 552,752.25 × 140,935.68
  4. Step 4: Simplify right side
    368,789.27x = 77,902,514,225.28
  5. Step 5: Solve for x
    x = 77,902,514,225.28/368,789.27
  6. Step 6: Final answer
    x = 211,238.56

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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.