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Finding the Fourth Proportional to 60,850.30, 91,268.53 and 16,480.51

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Solution

The fourth proportional to 60,850.30, 91,268.53 and 16,480.51 is: 24,718.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,850.30 : 91,268.53 = 16,480.51 : x
  2. Step 2: Convert to fraction form
    60,850.30/91,268.53 = 16,480.51/x
  3. Step 3: Cross multiply
    60,850.30x = 91,268.53 × 16,480.51
  4. Step 4: Simplify right side
    60,850.30x = 1,504,151,921.35
  5. Step 5: Solve for x
    x = 1,504,151,921.35/60,850.30
  6. Step 6: Final answer
    x = 24,718.89

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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.