Home / 84,531.17-116,626.56-48,716.29

Finding the Fourth Proportional to 84,531.17, 116,626.56 and 48,716.29

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Solution

The fourth proportional to 84,531.17, 116,626.56 and 48,716.29 is: 67,213.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,531.17 : 116,626.56 = 48,716.29 : x
  2. Step 2: Convert to fraction form
    84,531.17/116,626.56 = 48,716.29/x
  3. Step 3: Cross multiply
    84,531.17x = 116,626.56 × 48,716.29
  4. Step 4: Simplify right side
    84,531.17x = 5,681,612,735.53
  5. Step 5: Solve for x
    x = 5,681,612,735.53/84,531.17
  6. Step 6: Final answer
    x = 67,213.23

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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.