Home / 84,372.79-116,434.51-46,131.73

Finding the Fourth Proportional to 84,372.79, 116,434.51 and 46,131.73

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Solution

The fourth proportional to 84,372.79, 116,434.51 and 46,131.73 is: 63,661.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,372.79 : 116,434.51 = 46,131.73 : x
  2. Step 2: Convert to fraction form
    84,372.79/116,434.51 = 46,131.73/x
  3. Step 3: Cross multiply
    84,372.79x = 116,434.51 × 46,131.73
  4. Step 4: Simplify right side
    84,372.79x = 5,371,325,231.08
  5. Step 5: Solve for x
    x = 5,371,325,231.08/84,372.79
  6. Step 6: Final answer
    x = 63,661.82

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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.