Home / 98,891.04-148,361.67-28,770.29

Finding the Fourth Proportional to 98,891.04, 148,361.67 and 28,770.29

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Solution

The fourth proportional to 98,891.04, 148,361.67 and 28,770.29 is: 43,162.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,891.04 : 148,361.67 = 28,770.29 : x
  2. Step 2: Convert to fraction form
    98,891.04/148,361.67 = 28,770.29/x
  3. Step 3: Cross multiply
    98,891.04x = 148,361.67 × 28,770.29
  4. Step 4: Simplify right side
    98,891.04x = 4,268,407,528.98
  5. Step 5: Solve for x
    x = 4,268,407,528.98/98,891.04
  6. Step 6: Final answer
    x = 43,162.73

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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.