Home / 140,529.02-210,876.57-51,844.82

Finding the Fourth Proportional to 140,529.02, 210,876.57 and 51,844.82

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Solution

The fourth proportional to 140,529.02, 210,876.57 and 51,844.82 is: 77,797.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,529.02 : 210,876.57 = 51,844.82 : x
  2. Step 2: Convert to fraction form
    140,529.02/210,876.57 = 51,844.82/x
  3. Step 3: Cross multiply
    140,529.02x = 210,876.57 × 51,844.82
  4. Step 4: Simplify right side
    140,529.02x = 10,932,856,759.48
  5. Step 5: Solve for x
    x = 10,932,856,759.48/140,529.02
  6. Step 6: Final answer
    x = 77,797.86

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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.