Home / 79,600.20-109,849.19-45,608.00

Finding the Fourth Proportional to 79,600.20, 109,849.19 and 45,608.00

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Solution

The fourth proportional to 79,600.20, 109,849.19 and 45,608.00 is: 62,939.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,600.20 : 109,849.19 = 45,608.00 : x
  2. Step 2: Convert to fraction form
    79,600.20/109,849.19 = 45,608.00/x
  3. Step 3: Cross multiply
    79,600.20x = 109,849.19 × 45,608.00
  4. Step 4: Simplify right side
    79,600.20x = 5,010,001,904.10
  5. Step 5: Solve for x
    x = 5,010,001,904.10/79,600.20
  6. Step 6: Final answer
    x = 62,939.56

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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.