Home / 215,820.23-323,759.88-73,627.32

Finding the Fourth Proportional to 215,820.23, 323,759.88 and 73,627.32

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Solution

The fourth proportional to 215,820.23, 323,759.88 and 73,627.32 is: 110,451.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,820.23 : 323,759.88 = 73,627.32 : x
  2. Step 2: Convert to fraction form
    215,820.23/323,759.88 = 73,627.32/x
  3. Step 3: Cross multiply
    215,820.23x = 323,759.88 × 73,627.32
  4. Step 4: Simplify right side
    215,820.23x = 23,837,573,336.55
  5. Step 5: Solve for x
    x = 23,837,573,336.55/215,820.23
  6. Step 6: Final answer
    x = 110,451.06

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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.