Home / 129,546.27-194,345.60-54,666.59

Finding the Fourth Proportional to 129,546.27, 194,345.60 and 54,666.59

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Solution

The fourth proportional to 129,546.27, 194,345.60 and 54,666.59 is: 82,010.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,546.27 : 194,345.60 = 54,666.59 : x
  2. Step 2: Convert to fraction form
    129,546.27/194,345.60 = 54,666.59/x
  3. Step 3: Cross multiply
    129,546.27x = 194,345.60 × 54,666.59
  4. Step 4: Simplify right side
    129,546.27x = 10,624,209,988.44
  5. Step 5: Solve for x
    x = 10,624,209,988.44/129,546.27
  6. Step 6: Final answer
    x = 82,010.93

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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.