Home / 129,579.64-194,368.68-33,516.86

Finding the Fourth Proportional to 129,579.64, 194,368.68 and 33,516.86

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Solution

The fourth proportional to 129,579.64, 194,368.68 and 33,516.86 is: 50,275.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,579.64 : 194,368.68 = 33,516.86 : x
  2. Step 2: Convert to fraction form
    129,579.64/194,368.68 = 33,516.86/x
  3. Step 3: Cross multiply
    129,579.64x = 194,368.68 × 33,516.86
  4. Step 4: Simplify right side
    129,579.64x = 6,514,627,505.03
  5. Step 5: Solve for x
    x = 6,514,627,505.03/129,579.64
  6. Step 6: Final answer
    x = 50,275.09

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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.