Home / 98,817.67-148,226.23-76,361.03

Finding the Fourth Proportional to 98,817.67, 148,226.23 and 76,361.03

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Solution

The fourth proportional to 98,817.67, 148,226.23 and 76,361.03 is: 114,541.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,817.67 : 148,226.23 = 76,361.03 : x
  2. Step 2: Convert to fraction form
    98,817.67/148,226.23 = 76,361.03/x
  3. Step 3: Cross multiply
    98,817.67x = 148,226.23 × 76,361.03
  4. Step 4: Simplify right side
    98,817.67x = 11,318,707,595.82
  5. Step 5: Solve for x
    x = 11,318,707,595.82/98,817.67
  6. Step 6: Final answer
    x = 114,541.33

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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.