Home / 129,648.50-194,505.55-36,154.26

Finding the Fourth Proportional to 129,648.50, 194,505.55 and 36,154.26

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Solution

The fourth proportional to 129,648.50, 194,505.55 and 36,154.26 is: 54,240.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,648.50 : 194,505.55 = 36,154.26 : x
  2. Step 2: Convert to fraction form
    129,648.50/194,505.55 = 36,154.26/x
  3. Step 3: Cross multiply
    129,648.50x = 194,505.55 × 36,154.26
  4. Step 4: Simplify right side
    129,648.50x = 7,032,204,226.14
  5. Step 5: Solve for x
    x = 7,032,204,226.14/129,648.50
  6. Step 6: Final answer
    x = 54,240.54

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1.5x scale

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.