Home / 129,701.03-194,504.84-54,827.00

Finding the Fourth Proportional to 129,701.03, 194,504.84 and 54,827.00

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Solution

The fourth proportional to 129,701.03, 194,504.84 and 54,827.00 is: 82,220.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,701.03 : 194,504.84 = 54,827.00 : x
  2. Step 2: Convert to fraction form
    129,701.03/194,504.84 = 54,827.00/x
  3. Step 3: Cross multiply
    129,701.03x = 194,504.84 × 54,827.00
  4. Step 4: Simplify right side
    129,701.03x = 10,664,116,307.88
  5. Step 5: Solve for x
    x = 10,664,116,307.88/129,701.03
  6. Step 6: Final answer
    x = 82,220.75

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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.