Home / 57,492.01-86,238.39-20,051.94

Finding the Fourth Proportional to 57,492.01, 86,238.39 and 20,051.94

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Solution

The fourth proportional to 57,492.01, 86,238.39 and 20,051.94 is: 30,078.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,492.01 : 86,238.39 = 20,051.94 : x
  2. Step 2: Convert to fraction form
    57,492.01/86,238.39 = 20,051.94/x
  3. Step 3: Cross multiply
    57,492.01x = 86,238.39 × 20,051.94
  4. Step 4: Simplify right side
    57,492.01x = 1,729,247,021.98
  5. Step 5: Solve for x
    x = 1,729,247,021.98/57,492.01
  6. Step 6: Final answer
    x = 30,078.04

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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.