Home / 141,134.83-194,765.58-76,604.07

Finding the Fourth Proportional to 141,134.83, 194,765.58 and 76,604.07

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Solution

The fourth proportional to 141,134.83, 194,765.58 and 76,604.07 is: 105,713.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,134.83 : 194,765.58 = 76,604.07 : x
  2. Step 2: Convert to fraction form
    141,134.83/194,765.58 = 76,604.07/x
  3. Step 3: Cross multiply
    141,134.83x = 194,765.58 × 76,604.07
  4. Step 4: Simplify right side
    141,134.83x = 14,919,836,123.91
  5. Step 5: Solve for x
    x = 14,919,836,123.91/141,134.83
  6. Step 6: Final answer
    x = 105,713.35

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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.