Home / 84,537.72-116,661.87-48,727.49

Finding the Fourth Proportional to 84,537.72, 116,661.87 and 48,727.49

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Solution

The fourth proportional to 84,537.72, 116,661.87 and 48,727.49 is: 67,243.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,537.72 : 116,661.87 = 48,727.49 : x
  2. Step 2: Convert to fraction form
    84,537.72/116,661.87 = 48,727.49/x
  3. Step 3: Cross multiply
    84,537.72x = 116,661.87 × 48,727.49
  4. Step 4: Simplify right side
    84,537.72x = 5,684,639,520.50
  5. Step 5: Solve for x
    x = 5,684,639,520.50/84,537.72
  6. Step 6: Final answer
    x = 67,243.82

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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.