Home / 84,231.48-116,234.44-45,983.40

Finding the Fourth Proportional to 84,231.48, 116,234.44 and 45,983.40

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Solution

The fourth proportional to 84,231.48, 116,234.44 and 45,983.40 is: 63,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,231.48 : 116,234.44 = 45,983.40 : x
  2. Step 2: Convert to fraction form
    84,231.48/116,234.44 = 45,983.40/x
  3. Step 3: Cross multiply
    84,231.48x = 116,234.44 × 45,983.40
  4. Step 4: Simplify right side
    84,231.48x = 5,344,854,748.30
  5. Step 5: Solve for x
    x = 5,344,854,748.30/84,231.48
  6. Step 6: Final answer
    x = 63,454.36

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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.