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Finding the Fourth Proportional to 82,508.63, 113,864.33 and 44,785.31

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Solution

The fourth proportional to 82,508.63, 113,864.33 and 44,785.31 is: 61,805.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,508.63 : 113,864.33 = 44,785.31 : x
  2. Step 2: Convert to fraction form
    82,508.63/113,864.33 = 44,785.31/x
  3. Step 3: Cross multiply
    82,508.63x = 113,864.33 × 44,785.31
  4. Step 4: Simplify right side
    82,508.63x = 5,099,448,859.63
  5. Step 5: Solve for x
    x = 5,099,448,859.63/82,508.63
  6. Step 6: Final answer
    x = 61,805.04

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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.