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Finding the Fourth Proportional to 84,676.88, 116,853.48 and 46,951.28

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Solution

The fourth proportional to 84,676.88, 116,853.48 and 46,951.28 is: 64,792.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,676.88 : 116,853.48 = 46,951.28 : x
  2. Step 2: Convert to fraction form
    84,676.88/116,853.48 = 46,951.28/x
  3. Step 3: Cross multiply
    84,676.88x = 116,853.48 × 46,951.28
  4. Step 4: Simplify right side
    84,676.88x = 5,486,420,458.45
  5. Step 5: Solve for x
    x = 5,486,420,458.45/84,676.88
  6. Step 6: Final answer
    x = 64,792.43

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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.