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Finding the Fourth Proportional to 86,151.33, 118,871.41 and 50,334.42

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Solution

The fourth proportional to 86,151.33, 118,871.41 and 50,334.42 is: 69,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,151.33 : 118,871.41 = 50,334.42 : x
  2. Step 2: Convert to fraction form
    86,151.33/118,871.41 = 50,334.42/x
  3. Step 3: Cross multiply
    86,151.33x = 118,871.41 × 50,334.42
  4. Step 4: Simplify right side
    86,151.33x = 5,983,323,225.26
  5. Step 5: Solve for x
    x = 5,983,323,225.26/86,151.33
  6. Step 6: Final answer
    x = 69,451.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.