Home / 57,984.22-86,968.05-18,536.14

Finding the Fourth Proportional to 57,984.22, 86,968.05 and 18,536.14

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Solution

The fourth proportional to 57,984.22, 86,968.05 and 18,536.14 is: 27,801.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,984.22 : 86,968.05 = 18,536.14 : x
  2. Step 2: Convert to fraction form
    57,984.22/86,968.05 = 18,536.14/x
  3. Step 3: Cross multiply
    57,984.22x = 86,968.05 × 18,536.14
  4. Step 4: Simplify right side
    57,984.22x = 1,612,051,950.33
  5. Step 5: Solve for x
    x = 1,612,051,950.33/57,984.22
  6. Step 6: Final answer
    x = 27,801.56

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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.