Home / 141,467-195,235.02-81,056.44

Finding the Fourth Proportional to 141,467, 195,235.02 and 81,056.44

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Solution

The fourth proportional to 141,467, 195,235.02 and 81,056.44 is: 111,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,467 : 195,235.02 = 81,056.44 : x
  2. Step 2: Convert to fraction form
    141,467/195,235.02 = 81,056.44/x
  3. Step 3: Cross multiply
    141,467x = 195,235.02 × 81,056.44
  4. Step 4: Simplify right side
    141,467x = 15,825,055,684.53
  5. Step 5: Solve for x
    x = 15,825,055,684.53/141,467
  6. Step 6: Final answer
    x = 111,863.94

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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.