Home / 104,558.55-156,627.33-48,321.21

Finding the Fourth Proportional to 104,558.55, 156,627.33 and 48,321.21

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Solution

The fourth proportional to 104,558.55, 156,627.33 and 48,321.21 is: 72,384.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,558.55 : 156,627.33 = 48,321.21 : x
  2. Step 2: Convert to fraction form
    104,558.55/156,627.33 = 48,321.21/x
  3. Step 3: Cross multiply
    104,558.55x = 156,627.33 × 48,321.21
  4. Step 4: Simplify right side
    104,558.55x = 7,568,421,863.06
  5. Step 5: Solve for x
    x = 7,568,421,863.06/104,558.55
  6. Step 6: Final answer
    x = 72,384.53

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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.