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Finding the Fourth Proportional to 159,504.01, 220,119.57 and 87,884.01

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Solution

The fourth proportional to 159,504.01, 220,119.57 and 87,884.01 is: 121,282.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,504.01 : 220,119.57 = 87,884.01 : x
  2. Step 2: Convert to fraction form
    159,504.01/220,119.57 = 87,884.01/x
  3. Step 3: Cross multiply
    159,504.01x = 220,119.57 × 87,884.01
  4. Step 4: Simplify right side
    159,504.01x = 19,344,990,491.08
  5. Step 5: Solve for x
    x = 19,344,990,491.08/159,504.01
  6. Step 6: Final answer
    x = 121,282.16

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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.