Home / 129,853.10-194,816.10-63,295.40

Finding the Fourth Proportional to 129,853.10, 194,816.10 and 63,295.40

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Solution

The fourth proportional to 129,853.10, 194,816.10 and 63,295.40 is: 94,960.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,853.10 : 194,816.10 = 63,295.40 : x
  2. Step 2: Convert to fraction form
    129,853.10/194,816.10 = 63,295.40/x
  3. Step 3: Cross multiply
    129,853.10x = 194,816.10 × 63,295.40
  4. Step 4: Simplify right side
    129,853.10x = 12,330,962,975.94
  5. Step 5: Solve for x
    x = 12,330,962,975.94/129,853.10
  6. Step 6: Final answer
    x = 94,960.87

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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.