Home / 84,568.56-116,648.35-54,392.06

Finding the Fourth Proportional to 84,568.56, 116,648.35 and 54,392.06

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Solution

The fourth proportional to 84,568.56, 116,648.35 and 54,392.06 is: 75,024.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,568.56 : 116,648.35 = 54,392.06 : x
  2. Step 2: Convert to fraction form
    84,568.56/116,648.35 = 54,392.06/x
  3. Step 3: Cross multiply
    84,568.56x = 116,648.35 × 54,392.06
  4. Step 4: Simplify right side
    84,568.56x = 6,344,743,857.55
  5. Step 5: Solve for x
    x = 6,344,743,857.55/84,568.56
  6. Step 6: Final answer
    x = 75,024.86

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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.