Home / 89,984.94-124,149.15-58,194.06

Finding the Fourth Proportional to 89,984.94, 124,149.15 and 58,194.06

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Solution

The fourth proportional to 89,984.94, 124,149.15 and 58,194.06 is: 80,288.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,984.94 : 124,149.15 = 58,194.06 : x
  2. Step 2: Convert to fraction form
    89,984.94/124,149.15 = 58,194.06/x
  3. Step 3: Cross multiply
    89,984.94x = 124,149.15 × 58,194.06
  4. Step 4: Simplify right side
    89,984.94x = 7,224,743,084.05
  5. Step 5: Solve for x
    x = 7,224,743,084.05/89,984.94
  6. Step 6: Final answer
    x = 80,288.36

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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.