Home / 183,536.78-275,405.47-71,221.41

Finding the Fourth Proportional to 183,536.78, 275,405.47 and 71,221.41

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Solution

The fourth proportional to 183,536.78, 275,405.47 and 71,221.41 is: 106,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,536.78 : 275,405.47 = 71,221.41 : x
  2. Step 2: Convert to fraction form
    183,536.78/275,405.47 = 71,221.41/x
  3. Step 3: Cross multiply
    183,536.78x = 275,405.47 × 71,221.41
  4. Step 4: Simplify right side
    183,536.78x = 19,614,765,717.06
  5. Step 5: Solve for x
    x = 19,614,765,717.06/183,536.78
  6. Step 6: Final answer
    x = 106,871.04

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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.