Home / 240,004.59-359,992.21-99,764.43

Finding the Fourth Proportional to 240,004.59, 359,992.21 and 99,764.43

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Solution

The fourth proportional to 240,004.59, 359,992.21 and 99,764.43 is: 149,640.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,004.59 : 359,992.21 = 99,764.43 : x
  2. Step 2: Convert to fraction form
    240,004.59/359,992.21 = 99,764.43/x
  3. Step 3: Cross multiply
    240,004.59x = 359,992.21 × 99,764.43
  4. Step 4: Simplify right side
    240,004.59x = 35,914,417,635.09
  5. Step 5: Solve for x
    x = 35,914,417,635.09/240,004.59
  6. Step 6: Final answer
    x = 149,640.54

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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.