Home / 89,983.44-124,147.08-58,192.56

Finding the Fourth Proportional to 89,983.44, 124,147.08 and 58,192.56

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Solution

The fourth proportional to 89,983.44, 124,147.08 and 58,192.56 is: 80,286.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,983.44 : 124,147.08 = 58,192.56 : x
  2. Step 2: Convert to fraction form
    89,983.44/124,147.08 = 58,192.56/x
  3. Step 3: Cross multiply
    89,983.44x = 124,147.08 × 58,192.56
  4. Step 4: Simplify right side
    89,983.44x = 7,224,436,401.72
  5. Step 5: Solve for x
    x = 7,224,436,401.72/89,983.44
  6. Step 6: Final answer
    x = 80,286.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.