Home / 55,770.17-83,618.92-20,224.86

Finding the Fourth Proportional to 55,770.17, 83,618.92 and 20,224.86

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Solution

The fourth proportional to 55,770.17, 83,618.92 and 20,224.86 is: 30,324.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,770.17 : 83,618.92 = 20,224.86 : x
  2. Step 2: Convert to fraction form
    55,770.17/83,618.92 = 20,224.86/x
  3. Step 3: Cross multiply
    55,770.17x = 83,618.92 × 20,224.86
  4. Step 4: Simplify right side
    55,770.17x = 1,691,180,876.15
  5. Step 5: Solve for x
    x = 1,691,180,876.15/55,770.17
  6. Step 6: Final answer
    x = 30,324.11

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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.