Home / 79,224.83-118,837.52-20,060.48

Finding the Fourth Proportional to 79,224.83, 118,837.52 and 20,060.48

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Solution

The fourth proportional to 79,224.83, 118,837.52 and 20,060.48 is: 30,090.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,224.83 : 118,837.52 = 20,060.48 : x
  2. Step 2: Convert to fraction form
    79,224.83/118,837.52 = 20,060.48/x
  3. Step 3: Cross multiply
    79,224.83x = 118,837.52 × 20,060.48
  4. Step 4: Simplify right side
    79,224.83x = 2,383,937,073.95
  5. Step 5: Solve for x
    x = 2,383,937,073.95/79,224.83
  6. Step 6: Final answer
    x = 30,090.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.