Home / 87,593.32-120,888.42-49,861.48

Finding the Fourth Proportional to 87,593.32, 120,888.42 and 49,861.48

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Solution

The fourth proportional to 87,593.32, 120,888.42 and 49,861.48 is: 68,814.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,593.32 : 120,888.42 = 49,861.48 : x
  2. Step 2: Convert to fraction form
    87,593.32/120,888.42 = 49,861.48/x
  3. Step 3: Cross multiply
    87,593.32x = 120,888.42 × 49,861.48
  4. Step 4: Simplify right side
    87,593.32x = 6,027,675,536.06
  5. Step 5: Solve for x
    x = 6,027,675,536.06/87,593.32
  6. Step 6: Final answer
    x = 68,814.33

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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.