Home / 141,205.17-194,883.54-84,621.81

Finding the Fourth Proportional to 141,205.17, 194,883.54 and 84,621.81

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Solution

The fourth proportional to 141,205.17, 194,883.54 and 84,621.81 is: 116,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,205.17 : 194,883.54 = 84,621.81 : x
  2. Step 2: Convert to fraction form
    141,205.17/194,883.54 = 84,621.81/x
  3. Step 3: Cross multiply
    141,205.17x = 194,883.54 × 84,621.81
  4. Step 4: Simplify right side
    141,205.17x = 16,491,397,894.01
  5. Step 5: Solve for x
    x = 16,491,397,894.01/141,205.17
  6. Step 6: Final answer
    x = 116,790.33

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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.