Home / 89,983.94-124,147.77-58,193.06

Finding the Fourth Proportional to 89,983.94, 124,147.77 and 58,193.06

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Solution

The fourth proportional to 89,983.94, 124,147.77 and 58,193.06 is: 80,286.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,983.94 : 124,147.77 = 58,193.06 : x
  2. Step 2: Convert to fraction form
    89,983.94/124,147.77 = 58,193.06/x
  3. Step 3: Cross multiply
    89,983.94x = 124,147.77 × 58,193.06
  4. Step 4: Simplify right side
    89,983.94x = 7,224,538,628.48
  5. Step 5: Solve for x
    x = 7,224,538,628.48/89,983.94
  6. Step 6: Final answer
    x = 80,286.98

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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.