Home / 107,213.13-147,971.83-59,481.85

Finding the Fourth Proportional to 107,213.13, 147,971.83 and 59,481.85

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Solution

The fourth proportional to 107,213.13, 147,971.83 and 59,481.85 is: 82,094.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,213.13 : 147,971.83 = 59,481.85 : x
  2. Step 2: Convert to fraction form
    107,213.13/147,971.83 = 59,481.85/x
  3. Step 3: Cross multiply
    107,213.13x = 147,971.83 × 59,481.85
  4. Step 4: Simplify right side
    107,213.13x = 8,801,638,196.29
  5. Step 5: Solve for x
    x = 8,801,638,196.29/107,213.13
  6. Step 6: Final answer
    x = 82,094.78

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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.