Home / 53,922.10-80,883.15-16,981.30

Finding the Fourth Proportional to 53,922.10, 80,883.15 and 16,981.30

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Solution

The fourth proportional to 53,922.10, 80,883.15 and 16,981.30 is: 25,471.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,922.10 : 80,883.15 = 16,981.30 : x
  2. Step 2: Convert to fraction form
    53,922.10/80,883.15 = 16,981.30/x
  3. Step 3: Cross multiply
    53,922.10x = 80,883.15 × 16,981.30
  4. Step 4: Simplify right side
    53,922.10x = 1,373,501,035.10
  5. Step 5: Solve for x
    x = 1,373,501,035.10/53,922.10
  6. Step 6: Final answer
    x = 25,471.95

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Similar ratio
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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.