Home / 84,375.60-116,464.26-48,589.46

Finding the Fourth Proportional to 84,375.60, 116,464.26 and 48,589.46

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Solution

The fourth proportional to 84,375.60, 116,464.26 and 48,589.46 is: 67,068.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,375.60 : 116,464.26 = 48,589.46 : x
  2. Step 2: Convert to fraction form
    84,375.60/116,464.26 = 48,589.46/x
  3. Step 3: Cross multiply
    84,375.60x = 116,464.26 × 48,589.46
  4. Step 4: Simplify right side
    84,375.60x = 5,658,935,502.70
  5. Step 5: Solve for x
    x = 5,658,935,502.70/84,375.60
  6. Step 6: Final answer
    x = 67,068.39

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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.