Home / 84,429.75-116,502.93-48,631.41

Finding the Fourth Proportional to 84,429.75, 116,502.93 and 48,631.41

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Solution

The fourth proportional to 84,429.75, 116,502.93 and 48,631.41 is: 67,105.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,429.75 : 116,502.93 = 48,631.41 : x
  2. Step 2: Convert to fraction form
    84,429.75/116,502.93 = 48,631.41/x
  3. Step 3: Cross multiply
    84,429.75x = 116,502.93 × 48,631.41
  4. Step 4: Simplify right side
    84,429.75x = 5,665,701,755.03
  5. Step 5: Solve for x
    x = 5,665,701,755.03/84,429.75
  6. Step 6: Final answer
    x = 67,105.51

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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.