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Finding the Fourth Proportional to 71,062.86, 106,558.63 and 23,661.25

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Solution

The fourth proportional to 71,062.86, 106,558.63 and 23,661.25 is: 35,480.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,062.86 : 106,558.63 = 23,661.25 : x
  2. Step 2: Convert to fraction form
    71,062.86/106,558.63 = 23,661.25/x
  3. Step 3: Cross multiply
    71,062.86x = 106,558.63 × 23,661.25
  4. Step 4: Simplify right side
    71,062.86x = 2,521,310,384.09
  5. Step 5: Solve for x
    x = 2,521,310,384.09/71,062.86
  6. Step 6: Final answer
    x = 35,480.00

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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.