Home / 269,650.51-372,117.27-148,791.70

Finding the Fourth Proportional to 269,650.51, 372,117.27 and 148,791.70

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Solution

The fourth proportional to 269,650.51, 372,117.27 and 148,791.70 is: 205,332.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,650.51 : 372,117.27 = 148,791.70 : x
  2. Step 2: Convert to fraction form
    269,650.51/372,117.27 = 148,791.70/x
  3. Step 3: Cross multiply
    269,650.51x = 372,117.27 × 148,791.70
  4. Step 4: Simplify right side
    269,650.51x = 55,367,961,202.66
  5. Step 5: Solve for x
    x = 55,367,961,202.66/269,650.51
  6. Step 6: Final answer
    x = 205,332.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.