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Finding the Fourth Proportional to 72,862.66, 100,550.46 and 41,030.92

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Solution

The fourth proportional to 72,862.66, 100,550.46 and 41,030.92 is: 56,622.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,862.66 : 100,550.46 = 41,030.92 : x
  2. Step 2: Convert to fraction form
    72,862.66/100,550.46 = 41,030.92/x
  3. Step 3: Cross multiply
    72,862.66x = 100,550.46 × 41,030.92
  4. Step 4: Simplify right side
    72,862.66x = 4,125,677,880.22
  5. Step 5: Solve for x
    x = 4,125,677,880.22/72,862.66
  6. Step 6: Final answer
    x = 56,622.66

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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.