Home / 84,318.77-116,356.83-48,514.34

Finding the Fourth Proportional to 84,318.77, 116,356.83 and 48,514.34

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Solution

The fourth proportional to 84,318.77, 116,356.83 and 48,514.34 is: 66,948.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,318.77 : 116,356.83 = 48,514.34 : x
  2. Step 2: Convert to fraction form
    84,318.77/116,356.83 = 48,514.34/x
  3. Step 3: Cross multiply
    84,318.77x = 116,356.83 × 48,514.34
  4. Step 4: Simplify right side
    84,318.77x = 5,644,974,811.94
  5. Step 5: Solve for x
    x = 5,644,974,811.94/84,318.77
  6. Step 6: Final answer
    x = 66,948.02

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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.