Home / 104,350.46-156,507.48-48,185.78

Finding the Fourth Proportional to 104,350.46, 156,507.48 and 48,185.78

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Solution

The fourth proportional to 104,350.46, 156,507.48 and 48,185.78 is: 72,270.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,350.46 : 156,507.48 = 48,185.78 : x
  2. Step 2: Convert to fraction form
    104,350.46/156,507.48 = 48,185.78/x
  3. Step 3: Cross multiply
    104,350.46x = 156,507.48 × 48,185.78
  4. Step 4: Simplify right side
    104,350.46x = 7,541,434,217.10
  5. Step 5: Solve for x
    x = 7,541,434,217.10/104,350.46
  6. Step 6: Final answer
    x = 72,270.26

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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.