Home / 63,081.54-94,622.70-18,708.66

Finding the Fourth Proportional to 63,081.54, 94,622.70 and 18,708.66

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Solution

The fourth proportional to 63,081.54, 94,622.70 and 18,708.66 is: 28,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,081.54 : 94,622.70 = 18,708.66 : x
  2. Step 2: Convert to fraction form
    63,081.54/94,622.70 = 18,708.66/x
  3. Step 3: Cross multiply
    63,081.54x = 94,622.70 × 18,708.66
  4. Step 4: Simplify right side
    63,081.54x = 1,770,263,922.58
  5. Step 5: Solve for x
    x = 1,770,263,922.58/63,081.54
  6. Step 6: Final answer
    x = 28,063.11

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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.