Home / 99,185.46-148,847.31-43,751.22

Finding the Fourth Proportional to 99,185.46, 148,847.31 and 43,751.22

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Solution

The fourth proportional to 99,185.46, 148,847.31 and 43,751.22 is: 65,657.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,185.46 : 148,847.31 = 43,751.22 : x
  2. Step 2: Convert to fraction form
    99,185.46/148,847.31 = 43,751.22/x
  3. Step 3: Cross multiply
    99,185.46x = 148,847.31 × 43,751.22
  4. Step 4: Simplify right side
    99,185.46x = 6,512,251,406.22
  5. Step 5: Solve for x
    x = 6,512,251,406.22/99,185.46
  6. Step 6: Final answer
    x = 65,657.32

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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.