Home / 100,874.42-151,107.10-46,763.04

Finding the Fourth Proportional to 100,874.42, 151,107.10 and 46,763.04

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Solution

The fourth proportional to 100,874.42, 151,107.10 and 46,763.04 is: 70,049.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,874.42 : 151,107.10 = 46,763.04 : x
  2. Step 2: Convert to fraction form
    100,874.42/151,107.10 = 46,763.04/x
  3. Step 3: Cross multiply
    100,874.42x = 151,107.10 × 46,763.04
  4. Step 4: Simplify right side
    100,874.42x = 7,066,227,244.68
  5. Step 5: Solve for x
    x = 7,066,227,244.68/100,874.42
  6. Step 6: Final answer
    x = 70,049.75

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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.