Home / 84,605.06-116,767.24-48,787.94

Finding the Fourth Proportional to 84,605.06, 116,767.24 and 48,787.94

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Solution

The fourth proportional to 84,605.06, 116,767.24 and 48,787.94 is: 67,334.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,605.06 : 116,767.24 = 48,787.94 : x
  2. Step 2: Convert to fraction form
    84,605.06/116,767.24 = 48,787.94/x
  3. Step 3: Cross multiply
    84,605.06x = 116,767.24 × 48,787.94
  4. Step 4: Simplify right side
    84,605.06x = 5,696,833,099.09
  5. Step 5: Solve for x
    x = 5,696,833,099.09/84,605.06
  6. Step 6: Final answer
    x = 67,334.43

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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.