Home / 251,582.52-347,190.39-136,868.31

Finding the Fourth Proportional to 251,582.52, 347,190.39 and 136,868.31

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Solution

The fourth proportional to 251,582.52, 347,190.39 and 136,868.31 is: 188,881.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,582.52 : 347,190.39 = 136,868.31 : x
  2. Step 2: Convert to fraction form
    251,582.52/347,190.39 = 136,868.31/x
  3. Step 3: Cross multiply
    251,582.52x = 347,190.39 × 136,868.31
  4. Step 4: Simplify right side
    251,582.52x = 47,519,361,927.54
  5. Step 5: Solve for x
    x = 47,519,361,927.54/251,582.52
  6. Step 6: Final answer
    x = 188,881.81

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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.