Home / 87,845.40-131,768.10-24,665.40

Finding the Fourth Proportional to 87,845.40, 131,768.10 and 24,665.40

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Solution

The fourth proportional to 87,845.40, 131,768.10 and 24,665.40 is: 36,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,845.40 : 131,768.10 = 24,665.40 : x
  2. Step 2: Convert to fraction form
    87,845.40/131,768.10 = 24,665.40/x
  3. Step 3: Cross multiply
    87,845.40x = 131,768.10 × 24,665.40
  4. Step 4: Simplify right side
    87,845.40x = 3,250,112,893.74
  5. Step 5: Solve for x
    x = 3,250,112,893.74/87,845.40
  6. Step 6: Final answer
    x = 36,998.10

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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.