Home / 101,153.57-151,733.12-26,272.04

Finding the Fourth Proportional to 101,153.57, 151,733.12 and 26,272.04

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Solution

The fourth proportional to 101,153.57, 151,733.12 and 26,272.04 is: 39,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,153.57 : 151,733.12 = 26,272.04 : x
  2. Step 2: Convert to fraction form
    101,153.57/151,733.12 = 26,272.04/x
  3. Step 3: Cross multiply
    101,153.57x = 151,733.12 × 26,272.04
  4. Step 4: Simplify right side
    101,153.57x = 3,986,337,707.94
  5. Step 5: Solve for x
    x = 3,986,337,707.94/101,153.57
  6. Step 6: Final answer
    x = 39,408.77

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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.