Home / 53,906.91-80,874.93-30,549.75

Finding the Fourth Proportional to 53,906.91, 80,874.93 and 30,549.75

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Solution

The fourth proportional to 53,906.91, 80,874.93 and 30,549.75 is: 45,832.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,906.91 : 80,874.93 = 30,549.75 : x
  2. Step 2: Convert to fraction form
    53,906.91/80,874.93 = 30,549.75/x
  3. Step 3: Cross multiply
    53,906.91x = 80,874.93 × 30,549.75
  4. Step 4: Simplify right side
    53,906.91x = 2,470,708,892.77
  5. Step 5: Solve for x
    x = 2,470,708,892.77/53,906.91
  6. Step 6: Final answer
    x = 45,832.88

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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.