Home / 143,016.02-214,524.09-49,521.77

Finding the Fourth Proportional to 143,016.02, 214,524.09 and 49,521.77

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Solution

The fourth proportional to 143,016.02, 214,524.09 and 49,521.77 is: 74,282.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,016.02 : 214,524.09 = 49,521.77 : x
  2. Step 2: Convert to fraction form
    143,016.02/214,524.09 = 49,521.77/x
  3. Step 3: Cross multiply
    143,016.02x = 214,524.09 × 49,521.77
  4. Step 4: Simplify right side
    143,016.02x = 10,623,612,644.44
  5. Step 5: Solve for x
    x = 10,623,612,644.44/143,016.02
  6. Step 6: Final answer
    x = 74,282.68

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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.