Home / 82,514.70-113,872.10-46,704.74

Finding the Fourth Proportional to 82,514.70, 113,872.10 and 46,704.74

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Solution

The fourth proportional to 82,514.70, 113,872.10 and 46,704.74 is: 64,453.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,514.70 : 113,872.10 = 46,704.74 : x
  2. Step 2: Convert to fraction form
    82,514.70/113,872.10 = 46,704.74/x
  3. Step 3: Cross multiply
    82,514.70x = 113,872.10 × 46,704.74
  4. Step 4: Simplify right side
    82,514.70x = 5,318,366,020.87
  5. Step 5: Solve for x
    x = 5,318,366,020.87/82,514.70
  6. Step 6: Final answer
    x = 64,453.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.