Home / 87,385.82-120,590.97-48,622.14

Finding the Fourth Proportional to 87,385.82, 120,590.97 and 48,622.14

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Solution

The fourth proportional to 87,385.82, 120,590.97 and 48,622.14 is: 67,097.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,385.82 : 120,590.97 = 48,622.14 : x
  2. Step 2: Convert to fraction form
    87,385.82/120,590.97 = 48,622.14/x
  3. Step 3: Cross multiply
    87,385.82x = 120,590.97 × 48,622.14
  4. Step 4: Simplify right side
    87,385.82x = 5,863,391,026.08
  5. Step 5: Solve for x
    x = 5,863,391,026.08/87,385.82
  6. Step 6: Final answer
    x = 67,097.74

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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.