Home / 252,012.50-377,959.02-72,092.37

Finding the Fourth Proportional to 252,012.50, 377,959.02 and 72,092.37

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Solution

The fourth proportional to 252,012.50, 377,959.02 and 72,092.37 is: 108,121.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,012.50 : 377,959.02 = 72,092.37 : x
  2. Step 2: Convert to fraction form
    252,012.50/377,959.02 = 72,092.37/x
  3. Step 3: Cross multiply
    252,012.50x = 377,959.02 × 72,092.37
  4. Step 4: Simplify right side
    252,012.50x = 27,247,961,514.68
  5. Step 5: Solve for x
    x = 27,247,961,514.68/252,012.50
  6. Step 6: Final answer
    x = 108,121.47

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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.