Home / 114,997.29-172,266.27-91,344.87

Finding the Fourth Proportional to 114,997.29, 172,266.27 and 91,344.87

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Solution

The fourth proportional to 114,997.29, 172,266.27 and 91,344.87 is: 136,834.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,997.29 : 172,266.27 = 91,344.87 : x
  2. Step 2: Convert to fraction form
    114,997.29/172,266.27 = 91,344.87/x
  3. Step 3: Cross multiply
    114,997.29x = 172,266.27 × 91,344.87
  4. Step 4: Simplify right side
    114,997.29x = 15,735,640,038.53
  5. Step 5: Solve for x
    x = 15,735,640,038.53/114,997.29
  6. Step 6: Final answer
    x = 136,834.88

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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.